Sourdough Starter & Maintenance Guide
Build a starter in 7 days, keep it alive forever.
A 5-page printable that takes you from flour-and-water on Day 1 to a reliable starter that doubles in 4 hours by Day 7 — then keeps you alive forever with the right feed schedule for how often you bake. Includes a 7-day feed log, the rubber-band test, troubleshooting for every smell and texture, and a bake-day timing cheat sheet.
Build a starter in 7 days, keep it alive forever.
Designed to print, fill in by hand, and keep in a binder.
- Day-by-day build schedule (7 days from flour to active)
- The 'doubles in 4 hours' test (rubber-band method)
- Daily / weekly / monthly maintenance schedules
- Feeding worksheet (1:5:5 ratio math)
- 7-day printable feed log
- Troubleshooting matrix (acetone, hooch, no bubbles, mold, etc.)
- Bake-day timing cheat sheet (T-12 h to bake)
Built for three kinds of baker.
All free, all from Crosodo.
None of this is legal advice. Cottage food laws change every year and municipal zoning codes update quarterly. Verify with your state's department of agriculture, your local health department, and your city or county's planning office before relying on any of it. Crosodo is a clothing brand for cottage bakers, not a law firm.