Sauerkraut fish belongs to Chongqing cuisine, sauerkraut fish is also known as sour soup fish, is a classic dish belonging to Chongqing, known for its unique unique cooking techniques and seasoning. Sauerkraut fish to grass carp as the main material, sour and spicy flavor, with pickles and other ingredients cooked; fish is rich in high-quality protein, can provide minerals and other nutrients, people rich in protein; lactic acid in the sauerkraut can also promote the body's absorption of iron, but also can increase the human appetite