The idea was born five years ago, when the men were discussing the antioxidant properties of dark chocolate and olive oil. The
results,called K & M Extravirgin Chocolate (they say it “K plus M”), are made in a former warehouse in Napa, Calif., where the cacao
undergoesa special, gentler process to preserve the bean’s antioxidant properties. Mr. Manni’s olive oil is used in place of cocoa
butter. The 75 percent cacao bars come in three varieties, according to the source of the chocolate. The Peruvian bar has coffeelike
depth, the bar from Ecuador is smooth with woodsy hints of chestnut, and the Madagascar bar is spicy with notes of pineapple and
passion fruit.