French Onion Soup Gratinée
ingredients
- 3 tablespoons margarine or butter
- 4 cups thinly sliced onions
- 5 cups beef broth
- 1 beef-flavor bouillon cube or 1 teaspoon beef-flavor instant bouillon
- 1 teaspoon Worcestershire sauce
- Dash pepper
- 4 oz. (1 cup) shredded Swiss cheese
- 1/4 cup grated Parmesan cheese
- 6 slices French bread, toasted








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