Ingredients for 6 servings

Garnish for a 6 serving course :
  • 600 grams (20 oz) peeled potatoes cut into thin slices
  • 300 grams (10 oz) peeled and cut into thin slices yellow sweet onions
  • 1 liter beef or chicken stock (prepared in advance)
  • 40 grams (1.5 oz) semi-salted butter
  • black pepper, table salt and 1 pinch of grated nutmeg