Onion Soup

7 ingredients
7 steps

Ingredients

  • 12 medium Spanish onions, sliced
  • 250 g butter
  • 3 tablespoons flour
  • 2 liters chicken stock (hot)
  • 100 g day-old white bread, cut into small squares
  • 2 egg yolks
  • 2 teaspoons vinegar

Directions

  1. 1
    Melt the butter in a pan.
  2. 2
    Add the onions and cook till translucent (15mins).
  3. 3
    Add the flour stir into the onions and cook for a few minutes.
  4. 4
    Add the hot stock and bring back to the boil.
  5. 5
    Once boiled add the bread and cook the soup for 15 more minutes, stir frequently.
  6. 6
    Beat the egg yolks with the vinegar, mix some of the soup with them, then stir the mixture into the rest of the soup, and mix well.
  7. 7
    Simmer for a few more minutes.

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