First marinate the fish with turmeric powder and salt

Fry them and keep aside

Heat mustard oil in a pan add kaali jeera and methi

When it starts crackled add chopped onions fry them till golden brown

Add onion paste ginger paste garlic paste stir them well

Then add turmeric powder, red chilli powder green chilli, mix well

Add mustard paste, salt stir them well..

Now add the fish and mix with masala well

Add raw mustard oil(katcha tel)

Add water,bring them to boil add coriander leaves.. Serve hot