Unlike diamonds, yeast doesn't last forever, and if you try baking with yeast that's gone off, you're going to have a bad time. Yeast is a single-cell living organism responsible for making bread ...

You can easily avoid this kitchen mishap by testing to see if your yeast is alive through a process called proofing. It's easy, quick, and will save you time in the event that the yeast is no ...

So you made your dough and an hour into proofing, you realize that you forgot to add the yeast. We spoke to an expert baker ...