Ingredients for 4 servings

  • 50 g of butter
  • 2 egg yolks
  • 2 shallots finely sliced
  • 1 bunch of watercress just rinsed in water
  • 1 dl of liquid cream
  • 1 dl of riesling
  • 30 g of potato starch mixed with 5 cl of cold milk
  • 1/2 liter of fish stock (if you prefer dehydrated) or mineral water.
  • a grating of nutmeg (or a pinch of powder)
  • salt and freshly ground pepper