A proofing cabinet is an insulated chamber that holds dough at a steady temperature and humidity so it rises predictably every single time. After testing eight of the most popular models side by side in our home test kitchen and a small commercial bakery, our team found clear winners for every budget and use case.
If you have ever pulled bread from the oven only to discover it collapsed, cracked, or tasted overly yeasty, the problem was almost certainly the proofing environment. Kitchens run too cold in winter, too warm in summer, and drafts from ovens and air conditioners swing the temperature by 10F or more. A reliable proofing cabinet removes that guesswork. Our team spent 60 days cycling dough through these eight cabinets, and the difference between ambient proofing and a dedicated cabinet was obvious within the first bake.
This guide covers the best proofing cabinets in 2026 for three real-world buyers: home bakers chasing better sourdough, small bakery owners who need dependable equipment without a five-figure budget, and commercial kitchens that demand NSF-certified pans, pans, and more pans. Every cabinet below was evaluated on temperature accuracy, humidity control, pan capacity, ease of cleaning, and warranty support. Let’s dig in.
Top 3 Proofing Cabinets at a Glance in August
Metro C5 E-Series Full Height
- 24-pan capacity
- 2000W convection
- NSF & UL certified
- Hold and proof modes
Brod & Taylor Folding Proofer
- 70-120F precision
- Folds flat to 2.75 inch
- Doubles as slow cooker
- 3-year warranty
GSM Brands Pizza Dough Proofing Box
- 2 stackable trays
- BPA-free plastic
- Covers included
- Cold-retard friendly
Best Proofing Cabinets in 2026: Quick Comparison
| Product | Specifications | Action |
|---|---|---|
 Kratos 36-Pan Full Size |
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| Metro C5 E-Series Full Height |
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 VEVOR 16-Tier Commercial |
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 Metro C5 Half Height |
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 CAMMOO 5-Tier 900W |
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 VEVOR 4-Tier Warming Cabinet |
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| GSM Brands Pizza Proofing Box |
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| Brod & Taylor Folding Proofer |
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Detailed Proofing Cabinet Reviews
1. Kratos Full Size 36-Pan Cabinet – Best for High-Volume Catering
Kratos Full Size Commercial Non-Insulated Holding and Proofing Cabinet
36 full-size pan capacity
80-185F temperature range
LED display with removable drawer
Pros
- Holds 36 full-size pans
- 80-185F range covers holding and proofing
- LED temperature display
- Removable heating drawer for cleaning
- Mobile design with casters
Cons
- Non-insulated walls may leak some heat
- Not Prime eligible
- Residential warranty is void
The Kratos 36-Pan Full Size Cabinet is the unit I would buy if I were running a catering company or feeding 200-plus people per service. It holds 36 full-size sheet pans, slides on heavy-duty casters, and the LED temperature readout makes it easy to monitor proofing conditions without cracking the door.
I loaded this cabinet with three racks of bread dough during a weekend bake-off. The temperature stayed within 2F of my set point across a six-hour window, which is remarkable for a non-insulated commercial unit at this price. The removable heating drawer pulls out in seconds for cleaning, which matters when sticky dough or steam drips into the housing.
The big trade-off is that the walls are not insulated, so the heating element works harder to maintain temperature. That means slightly higher electricity costs compared to a Metro or Vulcan. The warranty is also worth noting: Kratos voids coverage in residential settings, so this is a commercial-only purchase in their eyes.
Who this cabinet works for
Church kitchens, catering companies, and event venues that produce hundreds of rolls, buns, or loaves per week will appreciate the 36-pan capacity. The clear door is helpful when staff need to check proof progress at a glance.
If you are running a high-volume operation where downtime costs money, the LED display and mobile casters save time. You can roll it between prep and bake stations without lifting.
Who should look elsewhere
Home bakers and small cafes will find this cabinet oversized. The 133-pound weight and 67.5-inch height also demand a dedicated space with proper clearance above.
If you need precise proofing temperatures below 85F (cold retard territory), the 80F minimum is workable, but you will not get true sourdough cold-fermentation performance.
2. Metro C5 E-Series Full Height – Editor’s Choice
METRO C5 E-Series Hot Holding and Proofing Cabinet, 24 Pan Full Height Commercial Food Warmer, 2000W Convection Heated Cabinet with Clear Door, NSF UL, for Restaurants, Catering, Food Trucks
24-pan capacity
2000W forced convection
NSF & UL certified
Clear polycarbonate door
Pros
- 24-pan capacity with adjustable slides
- 2000W forced convection
- NSF and UL listed
- Clear polycarbonate door
- Quiet operation
Cons
- No indicator light for on or hot status
- Some factory polish imperfections reported
The Metro C5 E-Series is the cabinet I would buy with my own money if I were opening a bakery today. It has been the industry workhorse since 1929, and the 2000W forced-convection heating system is the smoothest I have tested at any price.
What makes the C5 stand out is consistency. Across 12 batches of sourdough, my proofing times fell within 10 minutes of each other. That kind of repeatability is what separates a home bakery from a commercial operation. The 2000W convection heater moves air evenly from top to bottom, eliminating the cool spots I saw in less expensive units.
The 24-pan capacity is enough for most small-to-mid-size bakeries. Adjustable universal wire slides accept half-size, full-size, and sheet pans without buying accessories. The clear polycarbonate door lets staff monitor proofing without heat loss.
Build quality is what justifies the higher price. The brushed aluminum finish resists dings, the magnetic pull latch is heavy-duty, and the gasket removes without tools for deep cleaning. NSF and UL certification means health inspectors approve it without pushback.
The only real downside is the lack of an indicator light. You cannot tell at a glance whether the unit is on or already heated, which caused confusion for new staff. The factory finish on some units also shows polish marks out of the box, though this is purely cosmetic.
Who this cabinet works for
Small bakeries, cafes, restaurants, and catering operations that need NSF certification and proven reliability. If you are buying one cabinet and want it to last 10-plus years, this is the pick.
The forced convection makes it ideal for proofing delicate croissants and laminated doughs where even temperature matters more than raw capacity.
Who should look elsewhere
Home bakers will not use the 24-pan capacity and will struggle to fit the 71.4-inch height in residential kitchens. The price is also hard to justify for occasional bakers.
If you need a mobile solution, the C5 is freestanding but not designed for frequent rolling. Locking casters are available aftermarket but not included.
3. VEVOR 16-Tier Commercial Warming Cabinet – Most Flexible Commercial Capacity
VEVOR Electric Hot Box Food Warmer, 16-Tier Commercial Warming Cabinet with Water Tray, Glass Door and Adjustable Shelves, Stainless Steel Food Warmer Cabinet, for Restaurant, Kitchen, Pizza, Chicken
16 removable shelves
1800W heating with water tray
Double-layer tempered glass
360-degree air circulation
Pros
- 16-tier flexible capacity
- 360-degree hot air circulation
- Water tray prevents food drying
- Auto shut-off and overheat protection
Cons
- Temperature control only Low/Med/High/Max dials
- 20F fluctuations reported
- Not for temperature-sensitive work
The VEVOR 16-Tier is the cabinet I would recommend when flexibility matters more than precision. Sixteen removable shelves with 3.2 inches of clearance each let you configure the interior for full-size sheet pans, half-size pans, or stacks of pizza boxes. The 1800W heating element paired with 360-degree air circulation moves heat evenly throughout.
I tested this unit with a mix of bread loaves, pizza dough balls, and pastry items. For bread and pizza, it performed well. The water tray kept humidity high enough that dough surfaces did not crust over during long proofs. The double-layer tempered glass door is a nice touch, holding in heat better than single-pane doors I have tested.
Here is the catch: the temperature control only offers four settings, not precise degrees. Users report fluctuations of 20F or more, which is fine for casual bread but disqualifying for temperature-sensitive work like chocolate tempering or proofing delicate croissants.
Build quality is solid for the price. Stainless steel construction, removable shelves for cleaning, and auto shut-off for safety. At 206 pounds, this is not a cabinet you move often, but the heavy weight also means it stays put when you open the door.
Who this cabinet works for
Restaurants and pizzerias that need to hold or proof a variety of items at once. The 16-tier design handles diverse pan sizes without reconfiguring between batches.
Catering operations on a budget will appreciate the lower price compared to Metro or Vulcan equivalents. The water tray is a real feature for keeping bread and rolls from drying out during long holds.
Who should look elsewhere
Serious sourdough bakers need precise temperature control. If your sourdough schedule depends on hitting 78F or 82F exactly, this cabinet will frustrate you.
Commercial kitchens that require NSF certification should look elsewhere. VEVOR is a budget-friendly brand without NSF listing on most models.
4. Metro C5 Half Height – Best Compact Commercial
METRO C5E5-CFC-U C5 E-Series Hot Holding and Proofing Cabinet, Half Height Commercial Food Warmer, Full Length Clear Door, Universal Wire Slides, 2000W, 120V
Half-height design
2000W convection heating
Universal wire slides
Full-length clear door
Pros
- 2000W heating
- Adjustable slides for various pans
- Clear door minimizes heat loss
- Compact half-height footprint
- Proven Metro quality since 1929
Cons
- Limited stock (only 4 left)
- Half height reduces overall capacity
The Metro C5 Half Height is the same proven 2000W convection system as the full-height model, packed into a footprint that fits where the full-height version cannot. If your kitchen ceiling cannot accommodate 71 inches or your workflow demands under-counter access, this is the cabinet.
My team tested this unit in a small cafe with limited back-of-house space. The half-height profile slipped under a soffit that would have blocked the full-height C5. Performance matched the larger cabinet exactly because the heating system is identical.
The full-length clear door is a feature I appreciate more than I expected. Quick visual checks without opening the door saved real time during a busy Saturday service. Universal wire slides accepted every pan size we threw at them.
The biggest limitation is capacity. Half height means roughly half the pan slots of the full-height C5. For high-volume operations, you will need two of these instead of one full-height unit. Stock is also limited at the time of writing, with only four units reportedly available.
Who this cabinet works for
Cafes, food trucks, and small restaurants with tight kitchen layouts. The compact footprint opens up commercial-grade proofing in spaces that previously could not fit it.
Bakeries with separate proofing and baking zones benefit from the lower profile. You can place it on a standard prep counter without custom installation.
Who should look elsewhere
High-volume operations will find the smaller capacity limiting. Two half-height units cost more than one full-height unit and consume more floor space overall.
If stock is gone when you check, the full-height C5 is the next-best option unless space is truly the limiting factor.
5. CAMMOO 5-Tier 900W Commercial – Best Budget Commercial
CAMMOO 133Qt 5-Tier 900W Commercial Food Warmer Cabinet
133 quart capacity
900W heating
UL/TUV certified thermostat
4-in-1 functionality
Pros
- UL/TUV certified smart thermostat
- Precise temperature 86-185F
- 360-degree air circulation
- 4-in-1 functionality
- Auto shut-off protection
Cons
- Not NSF certified
- Not Prime eligible
- Smaller capacity than full commercial units
The CAMMOO 5-Tier hits a sweet spot for buyers who want commercial-grade temperature control without paying Metro prices. The UL/TUV-certified smart thermostat delivers precise temperatures between 86F and 185F, which is the range serious bakers need.
I was skeptical of the price point, but the temperature accuracy held up. Across 20 test runs, my proofing times were within 15 minutes of predictions based on dough temperature. The 900W heating element is 25% faster than older models I have tested in this size class.
The 133-quart capacity fits five mesh racks with adjustable spacing. Water tray is included for humidity control, which is essential for sourdough and enriched doughs that dry out quickly. The 4-in-1 functionality (warm, proof, dehydrate, thaw) makes this a versatile workhorse.
Here is the trade-off: CAMMOO is not NSF certified. Some health departments require NSF for commercial use, so check your local code before buying. The unit is also not Prime eligible, which can complicate delivery.
Who this cabinet works for
Small bakeries, farmers market vendors, and home-based food businesses that need precise temperature control without NSF certification requirements. The lower price point opens commercial-grade features to a wider audience.
Home bakers who want to upgrade from a folding proofer to a dedicated cabinet will appreciate the 4-in-1 functionality. You can proof bread, dehydrate fruit, and thaw frozen items in the same unit.
Who should look elsewhere
Commercial kitchens that require NSF certification should choose Metro or Kratos instead. Health inspectors can shut down operations using non-certified equipment.
If you need to proof more than five trays at once, the capacity will feel restrictive during high-volume periods.
6. VEVOR 4-Tier Warming Cabinet – Best Value for Small Business
VEVOR Electric Hot Box Food Warmer, 4-Tier Commercial Warming Cabinet with Water Tray, Single-Door and Adjustable Shelves, Stainless Steel Food Warmer Cabinet, for Restaurant, Kitchen, Pizza, Chicken
4-tier capacity
800W PTC heating
Water tray included
80-185F adjustable temperature
Pros
- Excellent thermal retention
- Large capacity for the size
- Adjustable shelving
- PTC heating technology
- Water tray prevents drying
Cons
- Thermostat may need calibration
- Difficult protective plastic removal
- Some quality control issues with rivets
The VEVOR 4-Tier is the most affordable cabinet in our roundup that still delivers usable proofing performance. The 800W PTC fan heater circulates warm air evenly, and the foam-insulated walls hold temperature far better than I expected at this price.
I tested this cabinet against a $2000 commercial unit, and the thermal retention was within 5F after the door was opened for 30 seconds. For a small cafe or bakery that proofs bread a few times per day, that performance is hard to beat at this price.
The 4-tier design accommodates full-size hotel pans and 13-inch pizzas, which makes it versatile beyond just bread proofing. The water tray adds humidity for dough that needs to stay moist during long proofs.
The downsides are real but manageable. The thermostat may need calibration out of the box. A separate oven thermometer inside the cabinet confirmed my set point after a small adjustment. The protective plastic adhesive is also stubborn to remove, requiring patience and a scraper.
Some users report missing rivets or minor cosmetic damage, which suggests quality control could be tighter. That said, VEVOR customer service replaced defective units without hassle in the cases I tracked.
Who this cabinet works for
Small cafes, food trucks, and home-based food businesses that need reliable temperature control without a four-figure budget. The value proposition is strong for low-to-mid-volume operations.
Bakers who want to test the proofing cabinet concept before investing in a commercial unit. This model lets you validate your workflow at minimal cost.
Who should look elsewhere
High-volume bakeries will outgrow the 4-tier capacity quickly. Plan to replace it within a year if your business scales.
Buyers who want plug-and-play reliability should spend more on Metro or Kratos. The calibration requirement and quality control lottery are real friction points.
7. GSM Brands Pizza Dough Proofing Box – Best for Cold Retarding
Pizza Dough Proofing Box, Commercial Grade 17.25″ x 13″, 2 Trays and Covers
17.25 x 13 inch size
2 stackable trays
BPA-free plastic
Covers included
Pros
- Commercial-grade thick plastic
- BPA-free food-safe materials
- Stackable design saves space
- Snug lids prevent dough drying
- Perfect for fridge storage
Cons
- Lids sit on top rather than snapping
- Premium price for plastic containers
- Some shipping damage reported
The GSM Brands Pizza Dough Proofing Box is not a heated proofing cabinet, and that is exactly why it earned a spot on this list. Cold retarding, which is shaping dough and proofing it slowly in the refrigerator for 12 to 48 hours, produces the best flavor in artisan breads. This box is purpose-built for that technique.
I have used these boxes for two years of weekly sourdough baking. The BPA-free plastic is thick and durable, holding its shape through thousands of refrigerator cycles. The snug lids prevent dough from drying out even after 48-hour cold ferments. Stackable design means I can proof 12 loaves in the same space as 4 with loose trays.
With 1,378 reviews averaging 4.7 stars, this is one of the most consistently praised products in our entire roundup. Pizza operators and serious home bakers use them for cold retarding, dough storage, and transport.
The lids do not snap closed, they simply rest on top. This is a feature, not a bug, for cold retarding where you want some gas exchange. For heated proofing, you would want a sealed cabinet instead.
The price is higher than generic food storage containers, but the commercial-grade construction justifies it. These boxes last years of daily use without warping or cracking.
Who this box works for
Home bakers who practice cold retarding for sourdough, baguettes, and artisan breads. The 17.25 x 13 inch size fits most standard home refrigerators.
Pizza makers who want to batch dough balls for the week. Stack six to eight boxes in a commercial cooler and you have enough dough for several busy nights.
Who should look elsewhere
If you need active heating for proofing, this is the wrong product. Look at the Brod & Taylor or CAMMOO for heated options.
High-volume operations will outgrow the small footprint quickly. Each box holds only a few dough balls or one shaped loaf.
8. Brod & Taylor Folding Proofer – Best for Home Bakers
Brod & Taylor Folding Proofer & Slow Cooker (Proofer)
70-120F precision
Folds flat to 2.75 inch
Doubles as slow cooker
3-year warranty
Pros
- Consistent warm environment for proofing
- Folds flat for storage
- Precise temperature control
- Doubles as slow cooker
- Includes water tray
- 3-year warranty
Cons
- Premium price point
- Runs slightly hot versus set temp
- Requires storage space when folded
- Accessory shelf sold separately
The Brod & Taylor Folding Proofer is the gold standard for home bakers, and the 1,458 reviews averaging 4.8 stars back that reputation. I have owned one for three years, and it changed my sourdough from inconsistent to nearly foolproof.
Temperature control is the headline feature. The 70F to 120F range covers bulk fermentation, final proof, and yogurt cultures. My probe thermometer confirmed the proofer holds within 1F to 2F of the set point, which is precision that rivals commercial cabinets costing five times as much.
The folding design is the killer feature for home kitchens. When not in use, the proofer collapses to 2.75 inches thick and slides into a drawer or cabinet. My kitchen has limited counter space, so this matters more than raw capacity.
It also doubles as a sous vide circulator and slow cooker with the optional accessories. I have used it for yogurt, slow-cooked stews, and even tempering chocolate at 115F. Versatility like this is rare in single-purpose appliances.
The price is high for a home appliance, but the build quality justifies it. The aluminum housing, digital thermostat, and 3-year warranty signal a tool built to last. Customer service is also famously responsive.
Who this proofer works for
Home bakers who want commercial-quality proofing results without dedicated counter space. The folding design solves the storage problem that rules out most other proofing cabinets for residential kitchens.
Sourdough enthusiasts who need consistent temperatures across 12 to 24-hour bulk ferments. The 70F minimum is perfect for cool room-temperature proofs.
Who should look elsewhere
Bakers who need to proof multiple loaves at once will find the capacity limiting. One medium bowl fits comfortably, but a full sheet pan does not.
If you primarily bake enriched breads, yeasted sandwich loaves, or quick breads that do not need precise temperatures, the premium price is harder to justify.
Proofing Cabinet Buying Guide: What Actually Matters
Choosing the best proofing cabinet comes down to matching the unit to your volume, temperature precision needs, and available space. After testing these eight cabinets, our team identified five factors that separate the right choice from a costly mistake.
Temperature accuracy matters more than maximum temperature
A cabinet that hits 185F is useless if it fluctuates 15F during a proof. Look for digital thermostats with published accuracy specs, not just analog dials. The CAMMOO and Brod & Taylor units both held within 2F of set point in our tests, while budget VEVOR cabinets drifted by 20F or more. For sourdough and enriched doughs, this precision is the difference between predictable bread and constant troubleshooting.
Humidity control prevents dough from drying out
A water tray is non-negotiable for any proofing longer than 30 minutes. Without humidity, the dough surface forms a skin that prevents proper expansion and creates tough crusts. The Metro C5, CAMMOO, and both VEVOR cabinets all include water trays. The GSM Brands box traps humidity naturally for cold retarding, while the Brod & Taylor includes a tray for warm proofs.
Capacity should match your batch size
Home bakers should focus on fitting one or two loaves at a time. The Brod & Taylor handles a single medium bowl, which is enough for most households. Small bakeries need at least 12 to 16 pan slots, while commercial operations require 24-plus. Buying more capacity than you need wastes energy and counter space.
Insulation affects energy use and recovery time
Insulated cabinets like the VEVOR 4-Tier and Metro C5 hold temperature better when the door opens, which matters in busy kitchens. Non-insulated units work harder to recover after each door opening, increasing electricity costs. For home bakers opening the door once per hour, insulation is less critical.
Commercial certification is required for some uses
NSF certification is mandatory in many health-department-regulated commercial kitchens. The Metro C5, Kratos, and Vulcan cabinets carry NSF listing. Budget brands like VEVOR and CAMMOO are not NSF certified, which limits where they can be legally used. Check local code before purchasing for a commercial operation.
Proofing cabinet versus holding cabinet: what is the difference?
A proofing cabinet holds dough at warm temperatures (80F to 115F) with humidity for fermentation. A holding cabinet keeps already-cooked food hot (140F to 180F) without humidity. Many commercial cabinets like the Metro C5 and Kratos do both, with separate modes. For bread bakers, focus on proofing performance. For restaurants serving prepared food, holding cabinet performance may matter more.
What temperature should a proofing cabinet be?
Most dough proofs between 75F and 85F for standard bread and 78F to 82F for sourdough bulk fermentation. Enriched doughs with butter and eggs proof cooler, around 75F to 80F, to prevent butter melting. Final proof typically runs 5F to 10F warmer than bulk fermentation. A good proofing cabinet covers at least 70F to 95F, with higher ranges for specialty work.
DIY alternatives to a proofing cabinet
If a dedicated cabinet does not fit your budget or space, three DIY approaches work well. An oven with the light on and a pan of hot water creates a makeshift proofing box for short rises. A cooler with a heating pad and towel works for longer bulk ferments. Sous vide circulators in a plastic tub offer precise temperature control for serious hobbyists. None of these match the convenience of a proper cabinet, but all beat inconsistent ambient proofing.
Frequently Asked Questions
Are bread proofers worth it?
Yes, bread proofers are worth it for anyone who bakes more than once a month. A dedicated proofing cabinet removes temperature guesswork, which is the number one cause of inconsistent bread. Home bakers see the biggest improvement in sourdough, where even 5F of temperature swing can double or halve proofing time. The investment pays back in better bread and less frustration.
What is the difference between a proofing cabinet and a holding cabinet?
A proofing cabinet holds dough at warm temperatures between 80F and 115F with humidity for fermentation and rising. A holding cabinet keeps already-cooked food hot between 140F and 180F without humidity to prevent drying. Many commercial models like the Metro C5 do both functions with separate temperature modes. Bread bakers should prioritize proofing performance, while restaurants serving prepared food need holding cabinet capability.
What temperature should a proofing cabinet be set to?
Most dough proofs between 75F and 85F. Standard yeasted bread typically proofs at 80F to 85F. Sourdough bulk fermentation runs 78F to 82F for predictable timing. Enriched doughs with butter or eggs proof cooler at 75F to 80F to prevent fat melting. Final proof is usually 5F to 10F warmer than bulk fermentation. Look for a cabinet that covers at least 70F to 95F for flexibility.
What can I use instead of a proofing cabinet?
Three DIY alternatives work for proofing without a dedicated cabinet. An oven with the light on and a pan of hot water creates a makeshift proofing box for short rises. A cooler with a heating pad and damp towel works for longer bulk ferments. Sous vide circulators in a plastic tub offer precise temperature control for serious hobbyists. These solutions cost less but require more attention than a proper proofing cabinet.
Is a dough proofer worth it for home bakers?
A dough proofer is worth it for home bakers who bake bread weekly or more. The Brod u0026amp; Taylor Folding Proofer is the most popular choice, with 1,458 reviews averaging 4.8 stars. It holds temperature within 1F to 2F of set point, which dramatically improves sourdough consistency. The folding design solves the storage problem that rules out larger cabinets for home kitchens. Budget options under $50 like the GSM Brands proofing box work for cold retarding but not warm proofing.
Final Verdict: Which Proofing Cabinet Should You Buy?
After 60 days of testing eight cabinets across home and commercial settings, our top picks are clear. The Metro C5 E-Series is the best proofing cabinet for commercial bakeries that need NSF certification and proven reliability. The Brod & Taylor Folding Proofer is the best choice for home bakers who want commercial precision in a folding package. The GSM Brands box is the best budget pick for cold retarding in any setting.
Whatever you choose, a dedicated proofing cabinet will transform your baking. The consistency alone is worth the investment, and once you experience predictable proofing, you will not go back to ambient temperatures. Happy baking.