My great-aunt Camille, who wrote a column for the San Francisco Chronicle called “Camille’s Corner,” was famous for two recipes: her Chipped Beef in Sour Cream and her Chocolate Meringues—a French-style egg white “cookie” with a light and airy texture. Camille’s daughter, Mimi, who watched her mom bake these time and time again, always reminds me that whatever you do, don’t open the oven door while the meringues are