Stir-fried kidney is a traditional Han Chinese dish in Shandong Province and belongs to Shandong cuisine. It is a home-cooked dish using pork loin as the main ingredient. Made through stir-frying, it is characterized by freshness, tenderness, mellow taste, smoothness and not greasy. Has high nutritional value. The difficulty of making stir-fried kidneys is whether the smell is removed and whether the taste is tender and crispy. Side dishes and condiments vary from place to place, and the taste can range from sweet, sour, salty, or spicy.