Soak rice and dal seperately overnight

Grind separately, mix, keep for fermentation for 7-8 hrs

Grease idli stand,add orange and green colour for some idlis separately and pour the batter in that, and steam for 20 mins.

For sambar- cook 1 cup toor dal, make tadka of onion, tomato, beans, drum sticks, add termeric, chilli powder,salt, tamarind paste, sambar masala, cooked toor dal, add coriander leaves, sambar is ready