Ingredients for 4 servings

servings
  • 1 beautiful "Cornette"* or a Scarole of plant.
  • 120 g (4.25 oz) fresh butter
  • 50 g (1.75 oz) flour
  • 40 cl (1.7 cups) whole milk
  • 80 g (2.8 oz) freshly grated emmental
  • 1 egg yolk
  • coarse salt, fine salt, ground pepper and nutmeg zest.