Doughbert

Doughbert

Sourdough starter feed calculator

Get set up

Check off each step to continue.

Enter total jar weight

Total weight: jar + starter in grams

Enter jar weight

Empty jar weight in grams.

When will you use it?

Pick the closest one

  • Feeding instructions

    Ratio 1:1:1

    Use before ~5 hrs (75% of over-ripe time)

    100%

    Original Starter Wt.
    0 g
    Remove
    0 g
    Flour
    0 g
    Water
    0 g
    Jar + Starter
    0 g

    Fermentation curves

    Each ratio rises to a peak, then declines past over-ripe.

    Tap a ratio to highlight its curve.