Categories: Slow Cooker
Ingredients
- 2 tbsp butter, cubed
- 2 large sweet onions, halved and thinly sliced
- 1 large red onion, halved and thinly sliced
- 1/2 tsp black pepper
- 2 cans (10.5 oz. each) condensed beef broth, undiluted
- 3 cups water
- 3/4 cup white wine or beef broth
- 2 fresh thyme sprigs
- 1 fresh parsley sprig
- 1 bay leaf
- 2 tsp Worcestershire
- 16 slices French bread
- 3/4 cup shredded Gruyere
Directions
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Place butter in a slow cooker. Top with sweet and red onions, then sprinkle with pepper. Cook, covered, on LOW until the onions are tender, 5-6 hours.
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Stir in broth, water, wine, herbs and Worcestershire. Cook, covered, on LOW until flavors blend, 2-3 hours. Remove herb sprigs and bay leaf.
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To serve, preheat broiler. Place bread slices on a baking sheet; broil 4 inches from heat until lightly toasted, 1-2 minutes per side. Top bread with cheese; broil until cheese is melted, 1-2 minutes. Divide soup among 8 bowls; top with cheese toasts and serve immediately.