: Ingredients: 1 hilsa , ( 1 kg weight) , half cup of soybean oil, half cup of onion paste , half cup of onion paste , 1 teaspoon of turmeric powder, 1 teaspoon of chilli powder (if not given) , 2 teaspoons of coriander powder. , Half a teaspoon of fried cumin powder, half a teaspoon of ginger paste , half the amount of salt , half a cup of sour or sweet yogurt , raw pepper - to taste. Preparation method: Hilsa fish should be cut into large pieces. Heat oil in a pan and add onion. Fry the onion a little and add all the spices except cumin and curd. Beat the yoghurt well with a little water. After a while, cover with 1 cup water and salt and cook on low heat. When the yoghurt is well cooked and spread on top of the oil, spread the fish pieces. If you want, cover with a little water and cook. Open the lid in the middle, turn the fish upside down and cover with chilli. If it is sour curd, add a little sugar. Remove from the heat and fry over low heat.