Mum is the preservation of one of the northeast. Bringing a meat chopper with offal, garlic, roasted rice, and salt. Leading to a stuffed or gallbladder, Marinated for about 5-6 days until sour, If marinated in the gallbladder has to eat round, If the fermentation in the gut will get to eat the long shape.
The original use of preserved beef, the superior quality beef used to make sausages northeast. Currently, there are made with pork.