Description
Rich, savory French Onion Soup with caramelized onions, toasted baguette, and melted Gruyère cheese. Perfect cozy meal.
Ingredients
4 large yellow onions, thinly sliced
3 tablespoons olive oil
2 tablespoons butter
1 teaspoon sugar
Salt and black pepper, to taste
4 cups vegetable or beef broth
1 teaspoon fresh thyme leaves (or ½ tsp dried)
1 bay leaf
1 tablespoon balsamic vinegar
1 baguette, sliced and toasted
1 ½ cups grated Gruyère cheese
Instructions
1. Heat olive oil and butter in a large pot over medium heat. Add onions, sugar, and a pinch of salt. Cook slowly, stirring occasionally, until caramelized and golden brown, about 30-40 minutes.
2. Add thyme, bay leaf, balsamic vinegar, and pepper. Stir to combine.
3. Pour in the broth and bring to a simmer. Reduce heat and cook for 15-20 minutes.
4. Preheat broiler. Ladle soup into oven-safe bowls. Top each with toasted baguette slices and a generous amount of Gruyère cheese.
5. Broil until the cheese is melted and golden brown. Serve hot.
Notes
Use a mix of onions for richer flavor.
Substitute Gruyère with Swiss cheese if needed.
Add a splash of Worcestershire sauce for depth.
Toast baguette slices lightly before adding to soup for extra crispiness.
- Prep Time: 15 mins
- Cook Time: 50 mins
- Category: Soup
- Method: Stovetop/Broiler
- Cuisine: French
Nutrition
- Serving Size: 1 bowl
- Calories: 320
- Fat: 18g
- Carbohydrates: 28g
- Protein: 12g