Wash the fish, cut into pieces, mix with salt, oil, cooking wine and soy sauce and marinate for 8 minutes;

2.

Wash and cut potatoes into pieces , soak in salt water for 5 minutes, take it out, drain the water and set aside;

3.

Pour oil into the hot pot, add potato cubes and stir-fry until cooked, stir-fry until cooked Pan;

4.

Heat the pan, pour oil, fry the fish pieces over low heat, turn over and continue frying until the other side is slightly brown;

Add potato cubes, add soy sauce, salt and stir-fry to reduce the juice;

6.

Add onion and stir-fry until evenly mixed.