Preparation method of Nanjing flavor sausage

The invention discloses a preparation method of a Nanjing flavor sausage, and belongs to the technical field of food. The method comprises the following steps: (1) preparing three raw materials, namely lean meat granules, diced fat meat and casings; (2) adding the rapeseed oil, the soybean oil, the peanut oil and the linseed oil into a chopper mixer for chopping, then adding the lean meat granules and the diced fat meat into the chopper mixer for stirring again, and enabling the oil and the meat to be fully fused; (3) adding the auxiliary materials and the raw materials, stirring, and standing; (4) pouring the pickled materials into a vacuum sausage stuffer, filling sausage casings with the materials, and automatically twisting or manually tying by the sausage stuffer; and (5) after filling the sausages, standing until moisture outside the sausages is completely evaporated, and air-drying at 0-20 DEG C for at least 10-15 days. The Nanjing flavor sausage prepared by the method has the advantages of traditional