Bought a 9 KG bluefin trevally Removed the guts, etc. Washing the fish thoroughly and cutting the fins. Frying the spices without oil. Adding gingelly oil. Adding mustard seeds to the hot oil. Adding curry leaves. Adding chopped onions. Adding chopped tomatoes. Adding green chilies. Adding crystal salt. Adding grounded shallot mixed with grounded spices. Adding grounded coriander seeds. Adding red chili flakes. Adding ginger and garlic paste. Adding grounded mint and curry leaves Adding grounded pepper and sesame seeds. Adding water. Adding turmeric powder. Adding more water. Adding coriander leaves. As the fish was too big, we chopped them into two pieces. One big and one small. cook the fish for 10 minutes on each side. Thanks for watching.