1. Wash and cut sirloin.
2. Put water in the pot, bring to a boil, put the sirloin to a boil, turn off the heat.
3. Clean the blood bubbles with hot water and filter.
4. Carrots are cut with rolling blades and tomatoes are cut into small pieces. Knot the green onions, slice the ginger, and set aside.
5. Put an appropriate amount of oil in the pot, heat it up, put ginger, green onion knots, and tomatoes to fry until soft.
6. Put the sirloin and stir fry for a while.
7. Soak the sirloin in hot water. Pick out the loose green onion knots, ginger, add some salt, rock sugar, light soy sauce, and boil on high heat to low heat for 2 hours.
8. Put carrots on low heat for half an hour, turn to high heat after 2 hours, and put appropriate amount of soy sauce.
9. Cook until there is some soup left, and start the pot.
10. Just sprinkle onion.
