Box tofu is a traditional dish of Shandong Han nationality, which belongs to one of the representative dishes of Boshan cuisine, a branch of Shandong cuisine. Tofu box is made of vegetarian dishes and meat. /kloc-for more than 0/00 years, people used to use pork and dried seaweed as the main fillings, and then chose vegetables such as fungus, cabbage, magnolia slices, onion, ginger and garlic as seasonings. Then cut the fresh tofu into cubes, fry it, cut it into one bite, dig out the tofu slurry, fill it with vegetarian fillings such as mushrooms and blue slices like a small box, steam it in boiling juice, and then boil it. It is delicious and nutritious. This product is contained in the Imperial Meal in the Palace Museum during the reign of Emperor Qianlong in Qing Dynasty, and it is one of the four hot dishes in the Manchu-Han banquet.