. "Nem (Lao: \u0EAA\u0EBB\u0EC9\u0EA1\u0EDD\u0EB9; also spelled som mou), or naem moo, OR naem, literally \"sour pork\" or \"nem pork\", is a type of preserved pork sausage that is a traditional celebratory food from Vietnam. It is made from raw ground pork and shredded pork skin. A thin layer of star gooseberry leaves, guava leaves, or fig leaves.. are used to wrap a small lump of raw ground pork and skin. These leaves contains a natural souring agent, causing the raw pork to ferment, making it edible after a few days."@en . .