Description
A classic French onion soup with caramelized onions, rich broth, and melted cheese.
Ingredients
- 4 large onions, thinly sliced
- 4 tbsp butter
- 1 tbsp olive oil
- 1 tsp sugar
- 1 tsp salt
- 4 cups beef broth
- 2 cups chicken broth
- 1/2 cup dry white wine
- 1 tbsp flour
- 1 baguette, sliced
- 1 1/2 cups grated Gruyère cheese
- 1 tsp thyme
- 1 bay leaf
- Black pepper to taste
Instructions
- Melt butter with olive oil in a large pot over medium heat.
- Add onions, sugar, and salt. Cook until caramelized, stirring occasionally.
- Sprinkle flour over onions and stir for 1 minute.
- Add wine, beef broth, chicken broth, thyme, bay leaf, and black pepper. Simmer for 30 minutes.
- Toast baguette slices until golden.
- Ladle soup into oven-safe bowls, top with toasted bread and Gruyère.
- Broil until cheese melts and bubbles.
Notes
- Use a mix of yellow and red onions for depth of flavor.
- Caramelizing onions takes time—don’t rush it.
- For a vegetarian version, substitute vegetable broth.
- Prep Time: 20 minutes
- Cook Time: 1 hour
- Category: Soup
- Method: Stovetop, Broiling
- Cuisine: French