Ingredients: 400g of beef and ham. Accessories: 1 carrot, 1 onion, 1 potato. Seasoning: garlic, red wine (about 1/4 cup), tomato juice (about 3/4 cup), stock, salt, black pepper, butter, 3 tablespoons, flour, 5 tablespoons. Practice: 1. Prepare in advance: cut the beef into pieces, sprinkle with salt and pepper, and marinate for a while; Slice carrots, onions, potatoes and garlic. Heat oil in a pot, add garlic slices to stir-fry beef until the surface becomes discolored, add potatoes, onions and carrots into a hot oil soup pot, stir-fry for a while, add red wine, tomato juice, appropriate amount of hot water, add stock, stir well, boil over high fire, skim off foam, turn to low heat, take another clean pot, add butter, melt over low heat, add flour and stir until dark brown. Add the sauce to the beef and stir well. Keep simmering. Stir occasionally until the ingredients are soft and the soup becomes mushy. Add the right amount of salt and black pepper, and stir well.