yeast & baking lessons - yeast freshness test | red star yeast
Yeast Freshness Test . Follow these steps if you are unsure of the freshness of your yeast (or just want to give it a ‘good start’). To ‘proof’ or test dry yeast, use the steps here: (if proofing fresh cake yeast scroll down.). Using a one-cup liquid measuring cup, dissolve 1 teaspoon of granulated sugar in 1/2 cup warm tap water at 110°F-115°F