Ingredients
Scale
- 4 large sweet yellow onions, thinly sliced
- 4 tbsp unsalted butter
- 6 cups beef broth
- ½ cup dry white wine
- 1 crusty French baguette, sliced into thick rounds
- 2 cups grated Gruyère cheese
- 1 tbsp fresh thyme (or 1 tsp dried)
- 1 tsp sugar
- Salt & pepper to taste
Instructions
- Caramelize the Onions: In a large pot over medium heat, melt butter. Add sliced onions and sugar; stir regularly for 30-40 minutes until deep golden brown.
- Add Flavor Boosters: Pour in white wine, scraping up bits from the pot. Add thyme and cook for another 5 minutes until reduced by half.
- Create Your Broth Base: Stir in beef broth, season with salt and pepper, and let simmer on low for about 30 minutes.
- Prepare the Baguette Topping: Toast baguette slices under the broiler until golden brown.
- The Grand Finale: Ladle hot soup into oven-safe bowls, top each with two baguette slices and generous Gruyère cheese. Broil until bubbly and golden.
- Prep Time: 15 minutes
- Cook Time: 70 minutes
- Category: Soup
- Method: Cooking
- Cuisine: French
Nutrition
- Serving Size: 1 bowl (approximately 350g)
- Calories: 400
- Sugar: 8g
- Sodium: 900mg
- Fat: 22g
- Saturated Fat: 13g
- Unsaturated Fat: 8g
- Trans Fat: 0g
- Carbohydrates: 38g
- Fiber: 3g
- Protein: 12g
- Cholesterol: 60mg