Ingredients for 4 servings

servings
  • 1 farm-raised pork tenderloin or black rump, peeled and ready to cook (600 to 700 g (25 oz))
  • 8 medium new potatoes from Ré or Noirmoutier (6cm)
  • 1 peeled rhubarb stalk, thinly sliced (1/2cm)
  • 10 cl (0.4 cup) liquid cream (30%)
  • About twenty tarragon leaves, washed or dried
  • 5 cl (1.7 fl oz) cider vinegar
  • 5 cl (1.7 fl oz) white wine
  • 20 cl (0.8 cup) veal stock, bound
  • thyme, bay leaf, 1 shallot cut in half, some lemon thyme and 1 bay leaf
  • butter and a touch of oil (olive and sunflower)
  • salt and freshly ground pepper