Wash and chop tomatoes & onion.In a kadai,Heat 2 tsp of oil in a kadai and roast red chilly, chana dal and hing in the same order. Do it till channa dal turns light golden brown color with nice aroma. keep it in a plate.
In the remaining oil ,add the onion and saute till golden brown. Now add the tomatoes and cook till soft. Remove and cool it down.
First grind roasted channa dal,red chillies with hing.Coarse grind it.Then add sauteed tomatoes,onion with coconut(if using) & salt.Add little water & grind it to a paste. Finally, season with mustard,urad dal & curry leaves.
