Soak your rice and dal separately for 5-6 hours.

Now in a blender or wet grinder take your dal first and start grinding it. Add some water to help grinding. Grind till it is smooth.Remove this in a big air container and set aside.

Now take rice in the same blender and start grinding. Add some water to help grinding. Grind till it is smooth and soft. Remove this in the same container where the dal batter is kept in.

Now wash you hands completely with soap. Add some salt in the batter and start mixing with your hands. Make sure you mix this completely.

Please note that you don’t fill the batter half way above the container which you store this because it do rise a lot while it ferments. You can also put this is several containers to ferment.

Cover the container with a lid and leave it on counter top for 8-10 hours to ferment. Once the batter is fermented mix it completely with a spoon so that everything is mixed properly and then put it in the refrigerator.

While you are ready to make dosa or idli. Mix the batter once again and you could add some more water if you need and make your favorite dish.

You can use this to make the perfect idli and dosa.