Sourdough Calculator

Calculate flour, water, starter, and salt for your sourdough using baker's percentages.

g
%
%
%

Flour

508g

Water

381g

Starter

102g

Recipe (Baker's Percentages)

Flour (100%)508 g
Water (75%)381 g
Starter (20%)102 g
Salt (2%)10.2 g
Total Dough Weight1,000 g

Baking Timeline

Feed Starter8-12 hours before
Autolyse (mix flour + water)30-60 min
Add starter + salt, mix5-10 min
Bulk Fermentation (stretch & fold)4-6 hours
Pre-shape & rest20-30 min
Final shape5-10 min
Cold proof (refrigerator)8-16 hours
Bake (covered)20 min at 500°F
Bake (uncovered)20-25 min at 450°F
Cool1 hour minimum

Use the Sourdough Calculator above to calculate your results. Enter your values and see instant results — all calculations run in your browser.

Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.