sentence: add 1 tbsp oil to a heated pan and 1 tbsp onion and cook on low flame sentence: add 1 tsp of mustard seeds 1 tsp of cumin seeds few curry leaves and saute sentence: add  chopped tomato 1 tsp red chilli powder and cook for 2 min sentence: now add the boiled channa into the pan with rest of the ingredients and mix well sentence: add 2 tbsp tamarind extract and mix sentence: add 1 tsp of salt 1 tsp of sugar and cook for 10 min sentence: serve it in a bowl garnished with chopped onion and coriander leaves