SAUSAGE CASINGS
Sausage Casings Sausage casing, also known as sausage skin or simply casing, is the material that encloses the filling of a sausage . Natural casings are made from animal intestines or skin; artificial casings, introduced in the early 20th century, are made of collagen and cellulose . The material is then shaped via a continuous extrusion process – producing a single sausage casing of indefinite length – which is then cut into desired lengths, usually while the extrusion process continues. Natural casings · Origin Natural sausage casings are made from the sub-mucosa of the small intestine, a layer of the intestine that consists mainly of naturally occurring collagen. In Western European cuisine and Chinese cuisine, most casings come from pigs, but elsewhere the intestines of sheep, goats, cattle and sometimes horses are also used. To prepare the inte...