1. Pibale in the French word for elvers, also called baby eel. Pibales are a very popular delicacy. Boil down the balsamic vinegar until you obtain an almost syrup-like status.
  2. Pick out the pibales in a sieve to eliminate the plant louses.
  3. Put the pibales in a pan with very hot oil. Add a hazelnut-small scoop of butter, and the minced garlic and parsley.
  4. Adjust the seasoning.