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French Onion Soup
🇫🇷 French Vegetarian

French Onion Soup

🇫🇷 French

Deeply caramelized onions in rich broth, buried under a baguette raft and broiled Swiss cheese — bistro comfort at home.

Prep 15 min Cook 60 min Serves 4 Medium

Ingredients

  • Butter3 tbsp
  • Salt1 tsp
  • Onion4 large, sliced
  • Bay Leaf1
  • Baguette8 slices, toasted
  • Beef Broth6 cups
  • Thyme1 tsp
  • Swiss Cheese1.5 cups shredded
  • Black Pepper1/2 tsp

Optional extras

  • Garlic2 cloves
  • Olive Oil1 tbsp
  • Sugar1/2 tsp to help caramelize

Instructions

  1. 1

    Cook sliced onions in butter over medium-low 35–45 minutes until deep mahogany.

  2. 2

    Deglaze with a splash of broth; add remaining beef broth, thyme and bay leaf; simmer 20 minutes.

  3. 3

    Ladle into oven-safe bowls; top with toasted baguette slices.

  4. 4

    Blanket with Swiss cheese.

  5. 5

    Broil until bubbling and spotted brown; serve carefully.

Chef's tip

Patience on the onions — pale onions make pale soup. Low and slow wins.

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Watch how it's made

Video: Classic French Onion Soup Recipe with Crostini and Gruyere Cheese · on YouTube