Classic French Onion Soup

European · France

Classic French Onion Soup

Classic French onion soup crowned with crusty toasted bread and melted cheese.

55 min Medium Serves 4$6.90 estimated
Vegetarian

Contains: Dairy, Gluten

Ingredients

  • Onions

    800 g

    $1.20
  • Salted Butter

    2 tbsp

    $0.22
  • Olive oil

    1 tbsp

    $0.13
  • Plain flour

    1 tbsp

    $0.02
  • Prepared Vegetable Broth

    1 litre

    $1.80
  • Dried Bay Leaves

    2 bay-leaves

    $0.10
  • Thyme

    0.5 tsp

    $0.03
  • Bread

    4 slices

    $0.80
  • Gruyère Cheese

    100 g

    $2.60
  • Salt

    0.5 tsp

    $0.00

Prices are estimates from our ingredient database and vary by market.

Preparation

  1. 1

    Thinly slice the onions. Heat butter and olive oil in a large pot over medium heat.

  2. 2

    Add the sliced onions and salt; cook slowly for 25 minutes, stirring regularly, until deep golden-brown and caramelized.

  3. 3

    Sprinkle flour over the onions and cook for 1 minute while stirring to coat.

  4. 4

    Slowly pour in vegetable broth, then add bay leaves and dried thyme.

  5. 5

    Bring to a gentle boil, reduce heat, cover, and simmer for 15 minutes.

  6. 6

    Meanwhile, toast the bread slices under an oven broiler until firm and crisp.

  7. 7

    Ladle soup into oven-safe bowls, float a slice of toasted bread on each, cover with grated Gruyère cheese, and broil for 3 minutes until bubbling and browned.