S Sourdough Calculator

Sourdough Calculator

Calculate baker's percentages, ingredient weights, dough yield, fermentation timing, and water temperature for naturally leavened bread.

Recipe Calculator

Ingredient Calculations

Flour

500g
100.0%

Water

350g
70.0%

Starter

100g
20.0%

Salt

10g
2.0%
Total Dough Weight: 960g Baker's Formula: 70% hydration / 20% starter / 2% salt

Fermentation Timeline

Timeline for 20% starter at 24°C.

30 min

Mix and Autolyse

Mix flour and water, rest the dough, then add starter and salt.

First 2 hrs

Stretch and Folds

Perform 3 to 4 fold sets every 30 minutes during the beginning of bulk fermentation.

4-5 hrs

Bulk Fermentation

Let dough rise at 24°C until it gains 50-70% volume.

20-30 min

Shape and Rest

Pre-shape, bench rest, then shape firmly for the basket or pan.

1-2 hrs room temp or 8-16 hrs cold

Final Proof

Proof at room temperature for same-day baking or retard overnight in the fridge.

45-50 min

Bake

Preheat to 250°C, bake covered, then finish uncovered at 230°C until deeply colored.

Show advanced: Water Temp (DDT) Calculator
Water Temp: 28°C