https://en.wikipedia.org/wiki/Dosa
https://en.wikipedia.org/wiki/Masala_dosa
How
Idly
Corner
Tube
http://www.youtube.com/results?search_query=Masala+Dosa
Slides
http://www.slideshare.net/search/slideshow?searchfrom=header&q=dosa
http://www.dosaplaza.com/