Single-acting baking powder initiates the release of carbon dioxide gas when mixed with a liquid. At the same time, double-acting has a second stage of leavening, which happens after exposure to heat.

You know this mixture as double acting baking powder, and it's quite different than that other white powder -- baking soda. Here's how. Baking powder contains at least one solid acid.

Further complicating things, there are two types of baking powder: single-acting and double-acting, though you will likely only see double-acting baking powder on store shelves. Double-acting, as ...

Most store-bought baking powder is double-acting and contains a blend of salt acids in which some react quickly, in the presence of liquid, and others more slowly, in the presence of heat, i.e ...

When it comes to baking powder and baking soda, you can't have one (powder ... bubbles are released. Gas is released a second time when it is heated; hence the name "double acting" baking powder.

Homemade baking powder is not double acting, and will start to react as soon as it gets wet, so work quickly and don't let your batter sit around! Read the original article on SIMPLYRECIPES.

Baking powder can get even more elaborate and be double-acting, a label you’ve likely seen on some cans. This formula marries the sodium bicarbonate with two kinds of acids — one that activates when ...

Many baked-good recipes include baking soda or baking powder as a leavening agent. ... it’s most likely referring to the double-acting kind. This means the powder creates two separate reactions: ...