 It was originally used by the brewing industry.More popularly, Toasted Cerealine Flakes, colloquially called simply Cerealine, was also the brand name for raw-flake cereal made from grits by the Cerealine Manufacturing Company of Indianapolis, Indiana, United States, and its successor concern, the American Hominy Company.Corn grits in the form of uncooked flakes, known as cerealine, was used for beer brewing as of at least the mid-19th century, with Aurora, Indiana's T. & J.W.