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
Rice flour to create mochi or as a thickener for sauces. Another variety called is produced from ground uncooked glutinous rice and is often used to produce confectioneries. The non-glutinous variety called is made from short-grain rice and is primarily used for creating confectioneries. In the Philippines, rice flour isn't traditionally prepared dry. Rather it is made by first soaking uncooked glutinous rice overnight (usually allowing it to slightly ferment) then grinding the results (traditionally with stone mills) into a rich and smooth viscous rice dough known as "galapóng". It is the basis for numerous types of native rice cakes and desserts