French Onion Soup Fondue is a delicious twist on the classic French onion soup. It combines the rich flavors of caramelized onions, beef broth, and melted cheese, all served in a bread bowl. This fondue is perfect for sharing with friends and family, and it makes a great appetizer or main course for a cozy dinner party. Dip chunks of crusty bread into the cheesy, savory soup for a comforting and satisfying meal.