Free Tool

Yeast Converter

Convert between fresh, active dry, and instant yeast by weight, teaspoons, or packets — with activation notes for each type.

I have

Amount

Unit

Convert to

Crumble into warm liquid (32–38°C / 90–100°F) with a pinch of sugar. It will dissolve in a minute or two.

Shelf life: 2 weeks in the fridge, 3 months frozen.

Use

21g

Fresh Yeast

Teaspoons (approx.)4.25 tsp

Packets (7g each)3

Note

Fresh yeast contains moisture, so you need roughly 3× the weight of dry yeast to get the same activity.