Yeast is a one-celled organism that provides the leavening (rise) to breads. It is usually sold dry, in small granules, and must be activated with water and heat. Yeast is also used to ferment wine and beer: it consumes sugar, and produces alcohol as a byproduct.

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Yeast Aftertaste

When trying to bake white bread, I use yeast to make it rise. The problem is that I always get a sour yeast taste with my bread. How do I avoid this "sour bread" effect?
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Can active dry yeast be substituted for a compressed yeast cake in baking?

A "compressed yeast cake" is called for in each of my great-grandmother's bread recipes. Can I use active dry yeast as a substitution for one? If so, how much active dry yeast should I substitute per ...
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Can I successfully bake previously-frozen bread dough?

I prefer my bread freshly baked (who doesn't?), but my mixer prefers kneading two loaves at a time to just kneading one. I have tried to freeze the second loaf before baking it, but when I thaw it, it ...
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Does active dry yeast really expire?

I was cleaning out my spice cabinet and deep in the back I found two packages (e.g., six envelopes) of active dry Red Star yeast that expired in March 2009, 15 months ago as of writing this question. ...
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How do you raise your dough in cold seasons?

It is winter down here in Australia and I find it challenging to find a warm spot to raise my bread dough. What I have been doing is placing the dough in the oven (not switched on) with a pot of hot ...
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What to do about yeast that doesn't work?

I am using a new container of yeast from the store; I keep it well-sealed (it's a small jar) and refrigerated. I make sure to use warm water in bread recipes - I check the temperature using a ...
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How can I bake bread using a mother culture?

If I want to make bread using a 'mother' culture what do I need to do? How do I go about starting the 'mother'? How should I keep the 'mother' going? and how do I use the mother in my bread? What ...
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Is there any difference between bakers yeast and regular yeast?

I'm looking at this bread recipe and it says to use "Bakers Yeast" but when I make pizza dough I just use regular yeast (which I also have in my cupboard at the moment). So I'm wondering if I could ...