Ginger Elizabeth Hahn, owner of Ginger Elizabeth Chocolates, taught two sold-out classes Saturday to more than 70 students on how to prepare "French Desserts from the Orchard." The classes were held in the L Street Lofts penthouse across the street from Hahn's store. The students learned how to make four different desserts, all focused on fruits available to the Sacramento region. Hahn said this time of year is always good for fruit desserts, and this year especially. "This is the best plum season we've had in four or five years," she said. The first dessert was a cherry clafoutis, a cherry and flan-like batter dessert. Infusing vanilla bean into the cream, pitting cherries, and achiev