Are The Natural Casings For Hot Dogs Pork Or Collegen?

Are The Natural Casings For Hot Dogs Pork Or Collegen? SKINLESS, NATURAL CASING AND COLLAGEN CASING All hot dogs are made and precooked in casings, or skins. Casings are made either from collagen that is naturally present in the intestines of an animal, or from processed collagen that’s extracted from other animal parts. What are