You know that effortless, elusive “Je ne sais quoi” that follows Parisians about? Ever wish you could capture a wisp of it? A beret isn’t the answer. No, what you need is the key to all of our fantasies français: the ultimate French Onion Soup. Spoon after spoon of rich beef broth, sweet caramelized onions, gooey Gruyère and crusty bread, and you too will ditch your chic chapeau in favor of this magnifique bistro classic.