The method of distinguishing the authenticity of canned braised pork in Shanghai is that there are three consecutive seals on the real one and only two seals on the fake one. Shanghai Meilin braised pork can is judged by signs. The use of pop-top cans is to clean the pot, cut Chinese cabbage into slices, potato slices and tofu slices, and add your favorite ingredients. Open two cans of Merlin braised pork and pour it into the pot. Add some boiling water to the pot to melt the meat, cover the pot and turn on the fire. After the water is boiled for 2 minutes, turn to low heat, add the previously processed ingredients such as cabbage, potatoes and tofu, continue to stew for 7-8 minutes, add vegetables, and serve.