Lettuce peeled and cut into pieces, beef washed and processed spare. The beef is blanched, add cooking wine, scallions, ginger slices to remove fishy, fish out and drain. Pour oil in a pot, hot oil into the onion and ginger sautéed, add beef, cooking wine, sugar, soy sauce, salt and stir fry evenly, add water, water open to medium heat, simmer for about 1 hour, and then into the lettuce, cook until raw. Lettuce stewed beef is done.