Santa Monica-based eHow, the online information and answers site run by Demand Media, announced this morning that it has officially launched its eHow Food Channel with celebrity Rachael Ray. eHow said its visitors will have access to a new series, videos, articles, and blog posts from Ray and others on its food channel. The effort also includes how-to videos from "buddies" selected by Rachael Ray, who will share tips and tricks around food. eHow said the channel launches with more than 20 how-to-videos from those various "buddies", in addition to content from Ray. Demand Media originally inked its deal with Rachael Ray on March 1st. Details of the financial arrangements between the firm and Rachael Ray were not announced.