The invention relates to self-heating poached spicy pork slices and a preparation method thereof, and belongs to the field of food. The method comprises a finished product of the poached spicy pork slices, and a food self-heating tank, wherein the volume ratio of soup to
solid content of the finished product of the poached spicy pork slices is (1.4-1.6):1. The poached spicy pork slices comprise the following raw materials: lean pork,
vegetable oil or salad oil, thick broad-bean sauce, pickled chilies, pickled rod chilies, ginger, garlic, welsh onions, red Chinese prickly ash
powder, white
sugar,
chili powder, table salt,
monosodium glutamate, water, lettuces, bean sprouts, marinating materials for meat, spices and dry seasonings. The food self-heating tank comprises a
water storage bag, anotch-shaped heating bag, an outer tank and an inner tank, wherein the top of the outer tank is provided with a tank cover, and the inner side of the tank cover is provided with a
toothpick. The preparation method comprises the following steps: A,
slicing and
pickling; B, material stir-frying; C, cooking; and D, and filling and sterilization. The self-heating poached spicy pork slices of the invention are authentic in
flavor, spicy, fresh, and fragrant, can be stored at normal temperature for a long time, and has the advantages of uniform heating, sufficient heat and high
safety coefficient during self-heating process. The preparation method is simple and convenient, and is suitable for large-scale production.