Young tong schezwan fish

Ingredients
Beckti fish ½ kg boneless cut in fingers
Corn flour ¾ cup mixed in ½ cup water
Ingredients for sauce
Chili oil ½ cup
Sugar 4 tbsp
Vinegar 2 tbsp
Ketchup 1 cup
Ginger chopped 1 tbsp
Garlic chopped 1 tbsp
Method
Marinate fish In corn flour paste for 15 minutes,, deep fry till light golden, remove and re fry again till crisp and golden, keep aside, heat chili oil in a wok, add chopped ginger garlic, fry till light golden, add in ketchup, sugar, vinegar, cook for 5 minutes, stir in the fried fish, mix for 2 minutes, serve garnish with spring onion leaves.