Sauté the chopped garlic until fragrant.

Add the onion, red chilies, and julienned carrot. Cook until half done, then add water.

Add tomato ketchup, sugar, salt, and mushroom broth powder. Stir well and cook until slightly thickened. Set aside.

How to prepare the fish.

Prepare a bowl of all-purpose seasoning flour, add the washed fish, and mix until coated with flour.

Heat the oil. Fry the floured fish over low heat until golden brown. Remove, drain, and place on a serving plate.

Pour the sweet and sour sauce over the fish. Serve.