Description
A rich and comforting soup made with caramelized onions, beef broth, and topped with melted cheese and toasted bread.
Ingredients
- 4 large onions, thinly sliced
- 4 tablespoons unsalted butter
- 1 tablespoon olive oil
- 1 teaspoon sugar
- 1/2 teaspoon salt
- 6 cups beef broth
- 1/2 cup dry white wine
- 1 bay leaf
- 1 teaspoon thyme
- 4 slices French bread, toasted
- 1 1/2 cups shredded Gruyère cheese
Instructions
- Melt butter with olive oil in a large pot over medium heat.
- Add onions, sugar, and salt. Cook for 40 minutes, stirring occasionally, until caramelized.
- Pour in the wine and cook for 5 minutes.
- Add beef broth, bay leaf, and thyme. Simmer for 30 minutes.
- Preheat the oven broiler.
- Ladle the soup into oven-safe bowls. Top each with a slice of toasted bread and shredded cheese.
- Broil until the cheese is melted and bubbly, about 3 minutes.
- Serve hot.
Notes
- Use yellow onions for the best flavor.
- Stir onions frequently to prevent burning.
- For a vegetarian version, substitute vegetable broth.
- Prep Time: 15 minutes
- Cook Time: 75 minutes
- Category: Soup
- Method: Stovetop, Broiling
- Cuisine: French