1, soak beef in water 1-2 hours, and let out blood.

2. Cut the soaked beef into pieces, put it in a pot with cold water, take it out and drain it, and wash off the blood foam. Peel tomatoes with hot water and cut them into pieces.

3, spice wok, stir-fry beef, pour hot water, add a proper amount of soy sauce, throw out 2 star anise, simmer for at least half an hour. It must be hot water. Cold water will spoil the taste of the soup. )

4. Stir-fry tomatoes in oil in another pot, add stock after the sand is lifted, squeeze in tomato sauce, add a little salt to taste fresh, and cook for another half an hour.

5, the pot, finished ~