Squirrel is a traditional famous dish in Jiangsu Province, which belongs to Jiangsu cuisine. The main ingredient of this dish is yellow croaker. Squirrel fish, named for its squirrel-like shape, usually takes yellow croaker, carp, mandarin fish and other fish as raw materials, removes the scales, gills and internal organs of the fish and washes them with clear water. Cut the fish head at the chest and abdomen fin with a knife, then cut the fish head from the jaw, split the fish head in half, pat it gently with a knife, remove both sides of the fish, remove the fine spines on the chest, fry the fish tail in an oil pan until golden brown, and then pour the sauce on it to make a dish. Its color is bright, crisp, sweet and sour.