Why do muffins rise when baking?

Muffins rely on a chemical reaction between an acid and a base to create the CO2 that makes them rise. The acid can be in the form of yogurts, buttermilk, cream of tartar, or even mashed bananas. The base is usually baking soda. When these two ingredients are combined, they create a re

When mixed with liquid and also when exposed to high heat, these chemical leaveners make muffins rise by releasing carbon dioxide causing bubbles to expand and raise the batter. All muffin recipes call for either baking soda or baking powder or both.

Why Do Muffins Rise When Baking?

Milk/Buttermilk – adds moisture, fat, and richness. Egg – adds moistness and softness Vanilla – adds flavor and aroma Salt – adds flavor All-Purpose Flour – provides structure Baking Powder/Baking Soda – adds leavening. Sugar – adds sweetness, moistness, and browning of the top of the muffins.