Yeast helps develop the wonderful spongy texture in breads. In this video, you’ll learn how to proof yeast to make breads and pastries light and airy. You’ll see a simple way to test yeast to make sure it’s still alive. Discover how dry yeast reacts with moisture, sugar, and heat to create tiny bubbles that cause the dough to expand and rise. We’ll show you yeast bread-making techniques like kneading bread dough, which evenly distributes the yeast throughout the dough to help give the baking bread structure, and punching down the dough as it rises.