Flour in 1878 at the Washburn "A" Mill in Minneapolis which killed 22 people. Bread, pasta, crackers, many cakes, and many other foods are made using flour. Wheat flour is also used to make a roux as a base for thickening gravy and sauces. It can also be used as an ingredient in papier-mâché glue. Cornstarch is a principal ingredient used to thicken many puddings or desserts, and is the main ingredient in packaged custard. Flour Flour is a powder made by grinding raw grains or roots and used to make many different foods. Cereal flour is the main ingredient of
Butter into the butter. The tiny bubbles locked within the butter expand in the heat of baking and aerate the cookie or cake. Some cookies like shortbread may have no other source of moisture but the water in the butter. Pastries like pie dough incorporate pieces of solid fat into the dough, which become flat layers of fat when the dough is rolled out. During baking, the fat melts away, leaving a flaky texture. Butter, because of its flavor, is a common choice for the fat in such a dough, but it can be more difficult to work with than shortening