How to make preserved fish delicious?

The practice of sweet and sour preserved fish:

Ingredients: cured fish 1 slice (200g), potato 1 slice, 2 tablespoons of corn starch, egg yolk 1 slice, oyster sauce 1 tablespoon, 2 tablespoons of vinegar, sugar 1 tablespoon, and a little tomato sauce.

Steps/methods:

1, take the salted fish out of the refrigerator, thaw and wash;

2. Cut the preserved fish into large pieces, and peel and cut the potatoes;

3. Put the marinated fish in a dish and pour in a little oyster sauce;

4. Rub the fish pieces so that each marinated fish is evenly wrapped in oyster sauce and marinated for 20 minutes;

5. Prepare vinegar and ketchup while waiting for the pickled fish to marinate;

6. Prepare appropriate amount of sugar;

7. Take a clean bowl and add vinegar, tomato sauce and sugar;

8. Stir well to make sweet and sour juice;

9. Take an egg yolk and put it in starch;

10, and mix well to form a thick batter;

1 1. Take a piece of fish and put it in the batter, so that the front and back sides of the fish are evenly covered with a layer of paste;

12, heat the pan, drain the oil, and add the fish pieces with batter;

13, according to this method, fry all the fish pieces until both sides are golden, take out and drain the oil;

14, leave a little base oil in the pot and put the fish pieces;

15, pour in the prepared juice and stir-fry evenly;

You can try. It's delicious!