Proofing Box on Selective Appeal Bloghttps://selectiveappeal.org/tags/proofing-box/Recent content in Proofing Box on Selective Appeal BlogHugoen-USCopyright © 2026 Chris Lee.Fri, 21 Aug 2026 10:38:22 -0400A DIY Sourdough Proofing Box (Dough133)https://selectiveappeal.org/posts/dough133/Tue, 05 Mar 2024 08:30:00 -0500https://selectiveappeal.org/posts/dough133/An over-engineered DIY sourdough proofer built from a cooler and ESP32, with Home Assistant integration.