Sourdough Bread from Scratch
Like Duolingo, but for Sourdough Bread from Scratch. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.
For the part of you with thirty open tabs that never became anything.
A short one: 12 levels across 2 sections, about 24 minutes end to end, roughly 5 days at five minutes a day. It moves through Your First Loaf and Mastering the Rhythm. It starts from scratch.
Free forever · No credit card · iPhone & Android

Key ideas in Sourdough Bread from Scratch
- Sourdough relies on wild yeast from the air and flour rather than store-bought packets
- The recipe is minimalist, requiring only flour, water, salt, and time
- Identify the essential ingredients of a traditional sourdough loaf
- Water hydrating flour naturally creates gluten bonds without manual scrubbing or pounding
- Patience and 'time' act as a mechanical substitute for traditional kneading
- Understand how time replaces physical labor in dough development
- The lid traps moisture escaping from the dough to create a steamy environment
- Cold temperatures in the fridge significantly slow down the yeast's activity
- Steam keeps the surface soft longer, allowing for a better rise and a thinner, crispier crust
- The refrigerator allows the baker to choose when to bake rather than being at the mercy of the dough's rise
- Explain the purpose of using a Dutch oven for home baking
- Bread expands rapidly in the heat and needs a designated 'escape route' for air
- Scoring prevents the bread from bursting or tearing in random, jagged spots
- Apply the concept of cold fermentation to manage a baking schedule
- Predict the outcome of scoring the dough
- The mixture contains a living colony of wild yeast and bacteria
You've tried the other tabs
Thirty open tabs. Four facts you actually kept.
You watched. You nodded. By Sunday it was gone.
One answer, then back to scrolling.
Eight weeks. You meant to finish. You didn't.
Tomo gives Sourdough Bread from Scratch the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.
Here's what playing it feels like
A real question from this course. Take your best guess.
Where does the yeast for a traditional sourdough loaf actually come from?
Get it right to open this lesson and 11 more in the app.
Where Sourdough Bread from Scratch takes you
Stop buying bread and start growing it. Learn to manage a living starter and bake your first crusty, tangy loaf using the power of wild yeast.
- 1
Your First Loaf
- The Lazy Baker's First Loaf
- 2
Mastering the Rhythm
- Reading Your Starter's Mind
- The Secret of Fermentation
- The Art of the Bake
2 sections · 4 units · 12 levels. Built to play, not to enroll.
You pick the voice
Sourdough Bread from Scratch is taught in the The Bestie style: your friend who just gets it. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.
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Start Sourdough Bread from Scratch today.
Download Tomo, search Sourdough Bread from Scratch, and play your first lesson in under a minute.