Cream of Tartar Powder
An indispensable ingredient in baking, Cream of Tartar acts as a leavening agent in cakes, quick breads and souffles when combined with baking soda and water. An essential ingredient in Snickerdoodle cookies, it aids in stiffening egg whites — just add a pinch of cream of tartar while beating — preventing sugar syrups from crystallizing and reducing discoloration of boiled vegetables.
Potassium bitartrate, also known as potassium hydrogen tartrate, with formula KC₄H₅O₆, is a byproduct of winemaking. In cooking it is known as cream of tartar. It is processed from the potassium acid salt of tartaric acid. The resulting powdery acid can be used in baking or as a cleaning solution.