Slow Cooker French Onion Soup Recipe:
Total Time: 8 hours, 25 minutes
Prep Time: 10 minutes
Cook Time: 8 hours, 15 minutes
Ingredients:
4 large onions, sliced
2 tablespoons butter
1 teaspoon sugar
2 quarts beef broth, no sodium added
¼ cup sherry
2 sprigs fresh thyme
1½ teaspoons salt
Pepper to taste
Sliced bread of choice (or croutons)
8 ounces Gruyere cheese, sliced (Swiss cheese is a suitable substitute)
Instructions:
In a 6-quart slow cooker, combine onions, butter, sugar, and salt. Cover and cook on high for 7 hours, or until the onions are soft and browned.
Add beef broth, sherry, thyme sprigs, and pepper to your preference. Cover and cook on high for an additional hour.
To serve, place sliced bread (or croutons) on the surface of the soup and top with sliced Gruyere cheese.
Enjoy this effortless, slow-cooked version of French onion soup, bringing all the gourmet flavors of the restaurant classic right into your home kitchen.