Soak the black gram dal and rice together for two hours
Take jaggery in a wide bowl and add little water to cover it. Melt & strain it. Boil it for a minute till it becomes frothy.
Grind the millets, rice, blackgram dal and banana with a little water.
Add the coconut and mix in the jaggery. This batter should be of thick, pouring consistency
Keep the batter aside for two hours
After two hours, prepare the unniyappams/paniyarams in the traditional paniyaram maker with ghee or oil. Cook the unniyappams on medium flame till golden brown.