Every so often you'll come across a recipe calling for cream of tartar. What is it exactly? How vital is it in the recipe? Can cream of tartar be substituted?
Fine Dining Lovers fills you on the nitty gritty behind this baking essential.
What is cream of tartar?
Cream of tartar is a white powdery substance derived from tartaric acid. Its scientific name is potassium bitartrate. One cool fact? Cream of tartar is derived from the process of winemaking.