Maizena is a cornflour that is commonly used as a thickening agent in soups, stews, and sauces. It is known for its ability to create a smooth and glossy texture without altering the flavor of the dish. Maizena is also used to coat tofu before frying, making it a popular choice among vegan and vegetarian cooks. It is an affordable and versatile ingredient that can be used in a variety of dishes, making it a pantry staple for many households.