WHAT IT IS: Alum powder (crystallized potassium aluminum sulfate) is an astringent white substance commonly used in pickling recipes to retain crispness. You can find it in the spice aisle of grocery ...

Learn how aluminum-free baking powder differs from regular baking powder, when and how to use it, and whether it might be ...

Add Yahoo as a preferred source to see more of our stories on Google. Your collection of kitchen spices is packed full of fantastic choices. One that you probably have on hand, but may not use as ...

Some baking powders contain aluminum-based acids — and they can affect flavor. Here’s what to know before you bake. Charlotte Rutledge is the former recipe testing and development manager for King ...

Some baking powders contain aluminum-based acids — and they can affect flavor. Here’s what to know before you bake. Baking powder that contains aluminum is safe to use. Its negative reputation dates ...