A healthy activated yeast will start to pop to the top and bubble. Irritation, swelling and burning around the vulva. Milky white discharge or very light yellow discharge. Thick, chunky, curd like discharge, looks like cottage cheese. Instant Yeast The instant yeast is also found in single use packages and looks like a thinner version of dry yeast. It should look like the picture below. Initially, I like to stir the yeast, just to make sure everything is well mixed, but after that, leave it alone. What does a yeast infection feel like Intense itchiness of the vulva (vulvar pruritus). Physical signs to look for. No tears, my friends! Soreness. In three to four minutes, the yeast will have absorbed enough liquid to activate and start to rise. Since it is ground in smaller pieces and is created in a different way, it is more easily absorbed from the other ingredients in the recipe. No smell or odor or mild bread yeast like smell. As Cambria can attest, there are few things more disappointing than anticipating a warm slice of fresh-baked bread only to realize halfway through the recipe that your yeast is kaput. After ten minutes, the foamy yeast mixture should have risen to the 1-cup mark and have a rounded top. If this is true, your yeast is very active and should be used in … After about 10 minutes, the top of the water should be foamy, frothy, and smell slightly of wheat or beer. Yeast can be a tricky little scamp, but it need not be your foe.Active dry yeast and instant (or rapid-rise) yeast are the two most common yeasts available to us as home bakers.