Marinate the fishes with lemon juice, salt, turmeric powder then fry all these with mustard oil. Then place a ankther kadai on heat then warm 3tbsp mustard oil then fry the sliced onion till brown then add 2tsp onion paste, garlic paste, turmide and pepper paste then stir it add smashed tomato then red chilly and turmeric powder add 2tbsp Luke warm water.
Stir it for 10mins after the oil start to release add the fried fish again 2 tbsp Luke warm water then add the green chilly coriander leaves turn off the gas and covered it left it fro 5mins then served with hot rice.