1. Thinly sliced sirloin
2. Add refined salt, white pepper and light soy sauce
3. Marinated
4. Mix the batter into the meat and mix well
5. Put the oil in the pan and heat it for 70%, add the meat slices, and fry the meat into a slightly yellowish shape.
6. Re-explore with oil heating
7. Put a little water in the pot, add light soy sauce and tomato sauce.
8. Put sugar in
9. Add green onion, ginger and salt
10. Stir-fry the sweet and sour sauce and add the meat slices
11. Stir fry over high heat and turn off the heat evenly
12. Sweet and sour, very delicious
