Cheetos is brand of cheese-flavored, puffed cornmeal snacks, Cheetos are manufactured by blending corn and water. The mixture is heated under pressure, and then extruded through a die. The texture of the snack is formed as a result of contact with hot air, causing steam in the mixture to expand and creating its characteristic texture. After oven-drying or frying, the product is then tumbled with the desired flavor components.