Wash the fish under running water once

Add grated coconut and green chilies to mustard paste and grind

Make a mustard paste

Marinate fish with mustard paste, turmeric powder, red chili powder

Arrange the fish with the marinade in a tiffin box

Add slit green chilies

Drizzle mustard oil

Close lid and steam for      15 - 20 minutes.

Serve with steamed rice