// gluten_tag · the_bread_code
Master the science of sourdough.
Approachable, science-based baking — the book, the tools, and the know-how, with no gatekeeping.
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The Master Baker Bundle
Three things that work together: the Sourdough Biochemistry poster to explain the science, a live world-traveled starter to bake with, and The Sourdough Framework to tie it together. Save 10% when you take all three.
Best value
- The Sourdough Framework $49.95
- The Explorer Starter: A World-Traveled Dehydrated Sourdough Starter $39.95
- Sourdough Biochemistry Infographic (folded poster) $19.95
Sourdough Biochemistry poster, The Explorer Starter and The Sourdough Framework. 10% off applied automatically at checkout.
Fresh from the shop
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The Sourdough Framework
Regular price $49.95Regular price -
The Explorer Starter: A World-Traveled Dehydrated Sourdough Starter
Regular price $39.95Regular price -
Sourdough Biochemistry Infographic (folded poster)
Regular price $19.95Regular price -
Crumb Structure Infographic (folded poster)
Regular price $19.95Regular price -
Wild & Yeasty: A Sourdough Sticker Collection
Regular price $9.95Regular price
// author: hendrik
Hi, I'm Hendrik.
My mission is to enable everyone to bake delicious bread at home — science-based, with no gatekeeping. Every purchase here funds the free book, videos and tools that thousands of bakers learn from. Thank you for being part of it.
// loafy.help()
Stuck? Loafy's got you
Loafy is your AI sourdough companion — diagnose a dense crumb, revive a sluggish starter, or plan your next bake. Trained on the science in The Sourdough Framework, so the advice always matches the book. No gatekeeping, just help.
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What bakers pull out of the oven
Real loaves from readers of The Sourdough Framework — ★5.0 from 108 reviews.
“Fave kitch book”
“My new hobby”
“Understanding sourdough step by step, an absolute referen…”
“A brilliant eyeopener!”
“The best sourdough book you can get”
“Excellent book!”
“A Godsend for Sourdough baking”
“Very informative”
“Very insightful and helpful book!”
“success after years of trying”