Ingredients

Rice 2 1/2 cups
Black gram dal 1 cup
Bengal gram dal 1/4 cup
Onion 1
Green chillies 2
Tomatoes 2
Turmeric powder 1 tsp
Salt to taste

Directions

Soak rice, black gram dal and chana separately for 4 hours.
Grind all together by adding water and till it becomes very fine paste.
Batter should not be very thick. It is like semi liquid. Add salt.
Keep the batter for whole night.
Next day add turmeric powder chopped onions, green chillies and finely cut tomatoes to the batter.
Prepare dosa as usual.