1 1/4 cup ragi flour (Finger millet)
1/2 cup black gram dal
Salt to taste
Soak black gram dal for 2 or more hours ,soak ragi flour for 1/2 hr in the water. Grind the black gram dal and ragi flour paste to get consistency similar usual idlis. Add salt.Ferment for overnight. Grease idli plates with little oil and pour the batter into it. Steam for 5 to 10 minutes. Try putting a knife / tooth pic in the center of the idli and if batter doesn't stick to it, the idlis are done.
Cool for 2 minutes and serve hot with Coconut chutney .