Spice Chronicle's Dosas..fermented lentil and rice crepes..an Indian treat

I've always wanted to make these...we do not have reliable warm weather, but the Spice Chronicle blog gives a way to ferment the batter in uncertain temperatures.
http://www.spicechronicles.com/dosa-rice-and-lentil-crepes-the-event-how-to-and-musings/?utm_content=buffer1a0bf&utm_medium=social&utm_source=facebook.com&utm_campaign=buffer#sthash.K69YBFMi.dpbs