FJR Sourdough Starter Warmer Mat – 24H Timer, 1°F Thermostat, 70–100°F, Jar Up to 40oz

Warmth that fits your sourdough routine

The Sourdough Starter Warmer Mat from FJR delivers a dedicated, gentle warmth to your kitchen, supporting activation, maintenance, and dough proofing. It helps you pursue consistent results without guesswork, inviting you to focus on shaping flavors and textures.

Built for everyday use, this mat maintains a precise target range of 70–100°F with a 1°F thermostat, providing stable warmth through each stage of fermentation. The result is a dependable environment that can smooth out timing quirks and keep your process calm and predictable.

Smart, safe, and efficient warmth

Think of this mat as a kitchen ally with practical safety features and energy-minded design. It uses low-wattage heating, BPA-free materials, and built-in protections to help manage longer warming sessions with confidence.

• Adjustable 70–100°F range for activation, maintenance, and dough proofing
• Precise 1°F thermostat to keep warmth steady across cycles
• 24-hour timer to plan proofing and pacing
• Smart memory warming on/off for quick, repeatable setups
• Overheat protection and auto shut-off for safety
• Energy-efficient operation to minimize power use

Simple setup, flexible uses

Place your fermentation vessel on the mat and plug in. The setup is straightforward, and the warmth remains consistent without constant adjustment.

Beyond sourdough, the mat lends itself to gentle warming for other kitchen tasks. It’s compact enough for small countertops and versatile enough for bread or pizza dough, or even a delicate tempering step in dessert work.

Practical notes and what you’ll need

• Fermentation Vessel (Container/Jar) is not included. You provide your own suitable jar
• Fits jars up to 40oz, helping you scale from small starters to larger batches