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Onion Soup with Riesling

Léa Linster is a gastronomic icon, not least because she was the first-ever female to win the prestigious “Bocuse d’Or”. At the age of 25, following the death of her beloved father Émile, Léa took over the former family business in Frisange — a café with a petrol station, bowling alley and guest rooms — and transformed it into a first-class restaurant. Her exceptional talent earned her a Michelin star, and she inspired many through her cookbooks and television appearances. The crowning glory of her success: Her son Louis, who followed in her footsteps and is now also a Michelin-starred chef and was recently named Luxembourg’s “Chef of the Year” by Gault&Millau!

Cuisine · French, Luxembourgish
Total Time 1 hour
4 servings
  • 4 medium-sized white onions
  • 60 g butter
  • 40 g wheat semolina
  • ¼ l Riesling
  • approx. ¾ l poultry stock or broth
  • 150 g cream
  • 2 egg yolks
  • 80 g freshly grated Parmesan cheese
  • Fine sea salt
  • Ground pepper
  • 1 pinch freshly grated nutmeg

To garnish

  • 4 thin slices of baguette
  • 30 g grated aromatic cured cheese
  • 2 tbsp finely chopped chives
  • Peel the onions, cut them into quarters (or sixths depending on size), then slice them as finely as possible.
  • Slowly sauté the onions in butter in a large saucepan over a gentle heat until translucent.
  • Add the semolina, mix well, deglaze with the Riesling, and pour in the poultry stock.
  • Simmer gently for 20–25 minutes until the onions are completely soft.
  • In a bowl, mix the cream, egg yolks, and Parmesan together.
  • Remove the soup from the heat and stir in the cream mixture so the soup slightly thickens.
  • If necessary, reheat gently, but do not let it boil.
  • Season to taste with salt, pepper, and nutmeg.

To serve:

  • Preheat the grill function of the oven.
  • Toast the baguette slices on both sides until lightly browned.
  • Place them on a lined baking tray, sprinkle one side with the grated cheese, and grill until golden brown.
  • Divide the soup into four warmed soup bowls.
  • Sprinkle with plenty of chives, top each with a gratinated baguette slice, and serve immediately.
Recipe: Léa Linster

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