Ingredients for 4 servings

  • 400 g new potatoes from Noirmoutier
  • 200 g brown button mushrooms cut into quarters
  • sea water or water with coarse salt
  • rapeseed oil and fine half-salted butter
  • 2 cloves garlic, degerminated and chopped with chervil or 2 sprigs fresh garlic chives
  • salt and freshly ground pepper