Remove the head of the dried fish and clean them
Soak the dried fish in warm water for 5-10 minutes to remove dirt
Wash add little turmeric powder and keep it ready.
Finely chop the onions, garlic and green chillies
Finely chop the tomatoes
Heat oil and temper with mustard and urad dal.
Once it browns add the finely chopped onions, green chillies and garlic and saute till slightly golden
Add the finely chopped tomatoes and saute till mushy
Now add salt, turmeric powder, red chilli powder and garam masala
Saute nicely for few minutes.
Then add the cleaned nethili fish.
Sprinkle little water and saute nicely for 5-10 minutes till everything is combined and fish is nicely roasted.
Garnish with coriander leaves.
Karuvadu thokku is ready.