The Soup Series continues with a true classic - French Onion Soup. Deeply caramelized onions, rich beef stock, crusty bread, and melted Gruyère. Cozy, comforting, and full of flavor. Save this one and you’ll want to make it again and again. French Onion Soup Prep Time: 30 minutes Total Time: 1 1/2 hours 1 French baguette 6 tablespoons butter 10 large onions, halved lengthwise and thinly sliced (about 4 quarts) 2 1/2 teaspoons salt 1 teaspoon freshly ground white pepper 5 to 6 sprigs thyme, tied