Raw rice – 1 cup
Matta rice – ½ cup
Urad dal – ¾ cup
Cooked rice – ¼ cup
Salt to taste
Soak raw rice and matta rice with urad dal in water for 3 to 4 hours.
Grind all the ingredients to make a thick batter. Add water as needed.
Keep in a container for 8-10 hrs to ferment.
Pour batter into idli maker. Cook till idlis are done.