1, generally speaking stewed grass carp need to be cooked 15 to 20 minutes to be cooked through.

2, grass carp (scientific name: Ctenopharyngodonidella) is a fish of the carp family, grass carp genus. The body is elongated, with a slightly blunt muzzle. Dorsal fin without hard spines, gill rakers short. The body is tea-yellow, the abdomen gray-white, the edge of the lateral scales gray-black, the pectoral fins, the ventral fins gray-yellow, the other fins light-colored. It inhabits rivers and lakes in the plains, and generally prefers to live in the middle and lower layers of the water and the near-shore areas with many aquatic plants. It is a typical herbivorous fish. It is active, swims quickly, and often forages in groups.