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 Then the grains are "worked": pressed and kneaded together. When prepared manually, this is done using wooden boards called scotch hands. This consolidates the butter into a solid mass and breaks up embedded pockets of buttermilk or water into tiny droplets. Commercial butter is about 80% butterfat and 15% water; traditionally made butter may have as little as 65% fat and 30% water. Butterfat is a mixture of triglyceride, a triester derived from glycerol and three of any of several fatty acid groups. Butter becomes rancid when these chains break down into smaller components, like butyric acid and diacetyl. The