macaroni and cheese macaroni and cheese (prepared) Macaroni and cheese—also called mac and cheese or mac n cheese in American and Canadian English, macaroni cheese in the United Kingdom—is a dish of English origin, consisting of cooked macaroni pasta and a cheese sauce, most commonly cheddar. It can also incorporate other ingredients, such as breadcrumbs, meat and vegetables. SIREN DB annotation: * semisolid with solid pieces FOODON:03430134 * fully heat-treated FOODON:03440014 * seed, skin removed, germ removed (endosperm) FOODON:03420208 * ingredient: flavoring, spice or herb added FOODON:03460227 macaroni and cheese ready for release