Ingredients
Scale
- 2 tablespoons unsalted butter
- 4 large yellow onions, thinly sliced
- 1 teaspoon sugar
- 2 cloves garlic, minced
- 8 cups beef stock
- 1/2 cup dry white wine
- 1 bay leaf
- Salt and pepper to taste
- Baguette slices
- 1 cup grated Gruyere cheese
Instructions
- In a large pot, melt the butter over medium heat.
- Add the sliced onions and sugar, cooking until onions are caramelized, about 30 minutes.
- Stir in the garlic and cook for 1 minute.
- Pour in the beef stock and white wine, add the bay leaf, and bring to a simmer.
- Season with salt and pepper, and let simmer for 20 minutes.
- Preheat the broiler. Ladle soup into oven-safe bowls, top with baguette slices and cheese.
- Broil until cheese is melted and bubbly, about 2-3 minutes.
Notes
For a vegetarian version, substitute beef stock with vegetable stock. Serve hot for the best flavor.
- Prep Time: 15 minutes
- Cook Time: 50 minutes
- Method: Soup
- Cuisine: French
Nutrition
- Calories: 350
- Sugar: 10g
- Fat: 20g
- Carbohydrates: 25g
- Protein: 15g