Mix sooji and besan with buttermilk. Add 2 teaspoon of oil or ghee. Add salt and chilli to taste. Mix thoroughly and steam in idli stand for 30 minutes.

To make tadka, add oil to kadai, add rai, curry pata, green chillies, onions and tomatoes. When tadka becomes mushy and Dhokla, dissolved sugar in lemon and present your way.