
Temps
35 min
Difficulté
facile
Ingrédients
6
Budget
~2-2 €
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Valeurs nutritionnelles
Score santé
Moyen · /100
280 kcal
par portion
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Thinly slice the onions.
5 min
Melt the butter in a pot and cook the onions over medium-low heat for 15 minutes, stirring regularly until caramelized.
15 min
Pour in hot water, season with salt and pepper. Simmer for 10 minutes.
10 min
Divide the soup into bowls, top with grated Gruyère and let it melt for a few seconds before serving.
2 min