grinding

…procedure is milling—that is, the grinding of the grain so that it can be easily cooked and rendered into an attractive foodstuff. Cereals usually are not eaten raw, but different kinds of milling (dry and wet) are employed, depending on the cereal itself and on the eating customs of the…

…are in turn broken by grinding, releasing the fat, or cocoa butter, and forming a paste called chocolate liquor, or cocoa mass. If alkalized (Dutched) chocolate liquor is to be produced, the cocoa beans may be winnowed raw; the raw nibs will be alkalized and then roasted prior to grinding.

Some coffees are left as whole beans to be ground at the time of purchase or by the consumer at home. Much coffee, however, is ground, or milled, by the manufacturer immediately after roasting. In most modern roasting plants, grinding is accomplished by feeding…

Further processed poultry products leave the backs, necks, and bones available for their own processing. These materials are run through a machine called a mechanical deboner or a meat-bone separator. In general, the crushed meat and bones are continuously pressed against a screen and…

The first step in grinding for the gradual reduction process is performed between steel cylinders, with grooved surfaces, working at differential speeds. The wheat is directed between the first “break,” or set of rolls, and is partially torn open. There is little actual grinding at this stage. The “chop,”…