Wash Rice and Urad dal separately

Soak them for 2-3 hr.

Grind urad dal with a little water. as soft batter

Grind the rice into a coarse, thick batter.

Mix both batters together with salt

store the batter in the oven with the light on, until fermentation (12hr)

Once fermented, mix it well.

Mix Cooking Soda with Batter

Apply Oil to the Idly plates

Pour the batter into the plates, until the pits are filled and don't overflow

Pour 2 cups of water into the bottom of the Idly cooker

Place the Idly stand with the plates on it in the cooker gently

Close the cooker with its lid

Cook it for 15 minutes on Medium Flame

Once done, rest it for 10 minutes, to open the Cooker