Required materials: 250g prawn, pineapple 1/2, pepper 1 each, proper amount of oil and salt, 2 tablespoons tomato sauce, 2 tablespoons sugar 1 tablespoon rice vinegar, 2 tablespoons cooking wine 1/2 tablespoons white pepper 1/2 teaspoons.

1. Prepare the required materials, remove the head of the shrimp, shell the shrimp and peel the pineapple.

2. Cut the pineapple into pieces, soak it in light salt water, and soak it in salt water before eating. You can also decompose some organic acids contained in the salt water to remove the sour taste and make the pineapple taste sweeter. Remove seeds from pepper and cut into slices. Put the shrimp in a bowl, add a little salt, cooking wine and white pepper to marinate for 10 minute to remove the fishy smell of the shrimp.

3. Put the starch in the shrimp bowl, add a little water, and grab it evenly, so that the starch is evenly wrapped on the shrimp.

4. Heat the oil in the pot to 60% to 70%, fry the shrimps one by one, fry the shrimps until the oil temperature rises to 70% to 80%, add the shrimps, fry until the shrimps are golden and tender, and take out the oil for later use.

5. Pour oil into the pot, leave a little base oil, add tomato sauce and stir-fry until it is sour, add a little water, add sugar and rice vinegar, bring to a boil, and heat until the sauce becomes sticky.

6. Add pineapple pieces, stir-fry pepper slices evenly, add shrimp pieces, stir-fry quickly and evenly, and turn off the fire.