Material preparation: pineapple, pork, eggs, starch, tomato sauce, salt, water, white vinegar, soy sauce, sugar, pot, etc.

1, meat slices or strips, tap a few times with the back of the knife.

2. Beat in an egg, add salt, stir well, and marinate for 15 minutes.

3. Add starch to coat the pork with a thin layer of starch.

4. Heat the oil in the pot to 90% heat, add the pork and fry over low heat.

5. Fry until the surface is slightly yellow.

6. Cut the pineapple into pieces.

7, a little oil in the pot, add 4 tablespoons tomato sauce, 1 tablespoon white vinegar, 1.5 tablespoons white sugar, 1 tablespoon soy sauce, a little water.

8. Cook over low heat until the soup thickens.

9. Pour in the pineapple and pork, stir fry a few times quickly, and stick the sauce on each piece of meat and pineapple.