Why attempting to peel the prickly shell of a pineapple? Use the corer to remove the fruit easily and clean! By cutting the top and bottom off, you will be able to retrieve the tropical fruit that is stored inside. Cut the top and bottom of the pineapple to give you a level surface. Position the pineapple corer on top of the fruit and press firmly. Turn the corer clockwise while pushing it through the fruit . Ease the pineapple core out of its shell. Release the handle of the corer from the fruit. Genietti: 1000 and 1 answers for your kitchen!