For 2 persons take 1/2 kg. fish. First was it properly till it is clean Then add salt and haldi powder again wash it twice or thrice. Drain the water and keep aside. Then marinate the fish with haldi powder, salt and 1/2 tsp mustard oil. Once it is done then keep aside. Now heat mustard oil in a kadai. Fry fish batch wise for few minutes. Once it is done then transfer to a plate.

In the same kadai add little oil. Fry 1/2 tsp black cumin seeds then add 1 chopped onion, salt fry till it is light brown in color. Slow the flame then add haldi powder, red chilli powder, cumin powder. Mix it well then add ginger, garlic, onion and green chilli paste. Saute it for few minutes.

Then add tomato puree. Fry till the raw smell of masala goes off. Then add fried fish. Stir it slowly...

Now add water as needed. Cover and cook for 3 minutes. After 3 minutes take out the lid. Check it if it is done.

Then add chopped coriander leaves and a little mustard oil. Again cover and for few minutes. The flavor of coriander leaves and mustard oil flavor will remain in the Curry. Once it is done.