According to Baidu Encyclopedia, braised pork is a famous local traditional snack in Beijing. The stewed tofu, roasted pork intestines and lung heads are cut into pieces and changed into knives, cooked together, and then poured with a spoonful of hot soup. There are meat, cakes and soup, which are the staple foods.
Beijing luzhu is similar to mutton paomo, and the founder of "Xiaochangchen" is the inventor of Beijing luzhu Huoshao.