Black Urad Dal Idli Dosa – Karuppu Ulundhu Idli, Dosai

Recently I started making idli, dosa batter adding black urad dal (Karuppu ulundhu in Tamil) instead of white urad dal. When I was newly married I have seen my MIL making idli batter with black urad dal but she removes the skin before grinding the batter. Though its a time consuming process, I ..