Indian Cooking Recipe : Fish Pitika (Mashed Boneless Fish) Ingredients : 500 gms rohu fish 2 tbsp mustard oil 2 tsp mustard paste 2 tsp lemon juice 2 green chillies (chopped) 6-8 pods of garlic Method : Peel and crush the garlic. Steam the fish in water for about 10 minutes or until cooked. Drain out the water. Remove the skin and discard all the bones till you have just the fish without the bones. Mash the cooked fish and add salt and mix well. Keep aside. Heat the oil in a pan and add the garlic and the mustard paste. Lower the flame and fry for one minute. Add this to the mashed fish. Also mix in the chopped green chillies and the lemon juice. Mix well and serve.