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Yeast Converter
1 packet dry yeast = 7 g = 2 1/4 tsp ≈ 21 g fresh yeast
Convert yeast
Teaspoons apply to dry yeast only (7 g = 2 1/4 tsp). Fresh yeast is measured by weight.
Yeast conversion chart
| Packets | Active dry | Instant | Fresh | Flour |
|---|---|---|---|---|
| 1 | 7 g · 2 1/4 tsp | 7 g | 21.2 g | up to 4 cups |
| 2 | 14 g · 4 1/2 tsp | 14 g | 42.4 g | up to 8 cups |
| 3 | 21 g · 6 3/4 tsp | 21 g | 63.6 g | up to 12 cups |
| 4 | 28 g · 9 tsp | 28 g | 84.8 g | up to 16 cups |
| 5 | 35 g · 11 1/4 tsp | 35 g | 106.1 g | up to 20 cups |
Fresh = dry ÷ 0.33 (King Arthur). The flour column is Red Star's guide: one packet raises up to about 4 cups of flour; very sweet doughs may need more.
FAQ
Can I use instant yeast instead of active dry?
Yes, 1:1 by weight or volume, per King Arthur Baking and Red Star. Active dry may rise a little more slowly.
How do I convert fresh yeast to dry yeast?
King Arthur Baking's Hotline: multiply the fresh yeast weight by 0.33 to get instant or active dry yeast; divide dry yeast by 0.33 to get fresh.
How much yeast is in a packet?
One standard packet is 1/4 oz (7 g), about 2 1/4 teaspoons, according to Red Star Yeast.
How much fresh yeast equals one packet of dry?
Red Star: one-third of a 2 oz fresh yeast cake (about 0.6 oz) equals one 1/4 oz packet of dry yeast.
Sources: King Arthur Baking — How to bake with fresh yeast (fresh × 0.33 = dry); King Arthur Baking — Active dry vs. instant yeast (1:1); Red Star Yeast — FAQ (packet = 7 g = 2 1/4 tsp) and Red Star — Yeast conversion chart.