San Francisco's Bi-Rite Market, the go-to grocery for many of the city's foodies who don't mind paying more for the store's organic products, is getting ready to build on its success.

The grocery, founded in 1940, has become something of a cult favorite for its stock of local foods and knowledgeable employees. The grocery's owner, Sam Mogannam, is co-author of a book, "Eat Good Food," which was released in October.

Mr....