Ingredients
Equipment
Method
Preparation Steps
- Slice 3-4 yellow onions thinly and set aside.
- Melt 4 tablespoons of unsalted butter with 1 tablespoon of olive oil over medium heat.
- Add sliced onions to the pot and cook for about 5 minutes until they start to soften.
- Reduce heat to medium-low and cook the onions, stirring occasionally, for about 40 minutes until deep golden brown.
- Pour in 4 cups of beef broth and 1 cup of dry white wine, add thyme and bay leaf, and bring to a gentle boil.
- Reduce heat and let the soup simmer uncovered for 30 minutes. Remove bay leaf and season with black pepper.
- Slice a baguette into thick slices and toast them at 375°F (190°C) for about 10 minutes.
- Ladle soup into oven-safe bowls, place a slice of toasted baguette on top, and sprinkle with 1 cup of Gruyère cheese.
- Broil the bowls for 2-3 minutes until the cheese is bubbling and golden brown.
- Allow to cool slightly before serving the soup warm.
Nutrition
Notes
Quality ingredients enhance flavor; consider using stale bread for texture and high-quality broth for best results.
