Lilian Pithan, cultural explorer, writes about her brush with black magic and Sarang.
Read her article on the Cafe Babel site : http://www.cafebabel.co.uk/currypower/article/kerala-of-black-magic-and-other-vagaries.html
She also writes about Sarang in this article : http://www.cafebabel.co.uk/article/green-greener-greenest-india-goes-organic-2.html