firstly, in a large kadai heat 4 tsp oil and splutter 1 tsp mustard, 1 tsp urad dal, few curry leaves and 1 dried red chilli.
also saute 4 cloves garlic to slightly golden.
additionally add 1 onion and saute well.
further add 3 tomatoes and saute slightly.
also add ¾ cup tamarind extract, ½ tsp turmeric, ½ tsp jaggery and 1 tsp salt. mix well.
cover and boil for 15 minutes or till tomatoes gets cooked well.
furthermore, add 1 cup water and 2 green chilli. mix well.
boil for a minute and adjust consistency.
now add 2 tsp rasam powder and mix well avoiding from any lump formation.
boil for 2 minutes or till rasam gets cooked completely.
finally, and 2 tbsp coriander leaves and serve tomato rasam recipe with hot steamed rice.