If you’ve ever baked snickerdoodles or made meringue, you’ve probably encountered cream of tartar in the ingredient list. It sits in spice racks across America, often in a small container that lasts ...

For well over a century, people have made myriad assertions regarding the medicinal properties of cream of tartar, a cooking ingredient with the chemical name potassium bitartrate. Among the claims ...

While not pure tartaric acid itself, cream of tartar is the potassium salt of tartaric acid. Tartaric acid occurs naturally in citrus fruits, bananas, tamarind, and—somewhat famously—grapes. It’s a ...

Learn more about this secret ingredient for making whipped cream fluffy and the best meringue. Alexandra Domrongchai is a food and travel writer based out of New York. With years of experience in the ...