TOMATO COCONUT KUZHAMBU

In fact this recipe is 30 years old and I have learnt this at the time of marriage

Heat 2tbsps of oil. Add 1sp mustard seeds. When they splutter, add 1cup of chopped onion and 1 cup of chopped tomato. Fry well until they are mashed and oil floats on the top. Add 2sps chilli powder, 1sp coriander powder and 1sp turmeric powder and fry for a few minutes. Grind 1 cup of shredded coconut with 1sp ginger to a fine paste. Add this to the masala with 1 cup of water and enough salt. Cook until it is well blended.