Sourdough Starter & Bake Log + Dough Calculator

Excel / Google Sheets

Exact grams for every bake from your own hydration and starter %, plus a feeding log and bake log to learn what works.

What you get

  • Dough calculator: loaves, weight, hydration, starter %, salt and whole-wheat share → grams
  • Starter feeding log with ratio, hydration and hours-to-peak chart
  • Bake log: bulk time, proof, oven, crumb and crust scores
  • Feeding schedule by room temperature

Who it's for

Home bakers who want repeatable loaves instead of guessing.

A peek inside

2 loaves × 900 g at 72% → flour to add 931 g, water 641 g, starter 207 g, salt 21 g
Starter 1:2.5:2.5 → peak after 6.5 h at 22 °C
Bulk 09:00–14:30 = 5.5 h
€5

One-time · Excel / Google Sheets · instant download

Buy now · €5

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Digital product: by buying you agree to immediate delivery, after which the EU right of withdrawal no longer applies. Something wrong with the file? Email us and we fix or refund it.

Frequently asked questions

What does the dough calculator do?

You enter loaves, dough weight, hydration, starter percentage, salt and whole-wheat share; it returns the exact grams to add.

What else is in the file?

A starter feeding log (ratio, hydration, hours-to-peak) and a bake log for bulk time, proof, oven, crumb and crust scores.

Price?

€5 one-time, spreadsheet, instant download.

Will this guarantee better loaves?

No. It makes recipes repeatable so you can learn what works in your kitchen.

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