Claire is Lifehacker's Senior Food Editor. She has a B.S. in chemistry, a decade of food journalism experience, and a deep love for mayonnaise and MSG. When talking about cornstarch, a lot of emphasis ...

Cornstarch is a common ingredient made from the starchy portion of corn kernels known as the endosperm. It’s used as a thickening agent for gravies, marinades, sauces, soups, and casseroles. Though ...

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For a pantry staple that usually gets called in for thickening soups or sauces, cornstarch has an unexpected talent: making ...