Tapioca is starch obtained from the root of cassava, a plant that mostly grows underground (like a potato). In many parts of the world, it's a food staple. Cassava is a native vegetable of South ...

This post has been updated. There are plenty of situations that require the thickening power of a pantry starch: your pie filling, soup, sauce, gravy. Cornstarch, tapioca starch (also known as tapioca ...