roughage -- (coarse food high in fiber but low in nutrients; its bulk stimulates peristalsis) foodstuff, food product -- (a substance that can be used or prepared for use as food) cocoa -- (powder of ground roasted cocao beans with most of the fat removed) curd -- (a coagulated liquid resembling milk curd; "bean curd"; "lemon curd") egg, eggs -- (oval reproductive body of a fowl (especially a hen) used as food) carob, carob powder, Saint-John's-bread -- (powder from the ground seeds and pods of the carob tree; used as a chocolate substitute) perishables, spoilables -- (foods that will decay rapidly if not refrigerated) grain, food grain, cereal -- (foodstuff prepared from the starchy grains of cereal grasses) dairy product -- (milk and butter and cheese)