Clean and wash the fish and marinate with some salt and turmeric powder. Set aside for 5 minutes.
Heat oil in a saucepan/ kadai. Fry the fish until it becomes light brown. remove and keep aside.
Now put fenugreek seeds in the oil. After 5 seconds add cumin powder, salt, turmeric, pepper, chilli powder and 1/2 cup water. Cook the spices for about 4-5 minutes.
Add 2 cups water and bring it to boil over a medium heat.
Add fried fish and green chillies. Cover with a lid and cook until they become soft.
Clean, cut and wash the fish thoroughly in water. Pat dry the fishes and rub with salt and turmeric powder. Set aside for 10-15 minutes.
Heat oil in a saucepan or kadai and fry the fish over low flame for 3-4 minutes. Remove and keep aside.
Add fenugreek seeds in the oil. After 20 seconds add all the vegetables, salt, turmeric and cumin powder. Cook for 10 minutes on medium heat. If vegetables becomes dry add little water. Stir frequently.
Add 3 cups of water and bring it to boil.
Add fried fish and cook for further 10-15 minutes until fish becomes soft.