Have fun in the kitchen or on a picnic with the new Kuhn Rikon Apple Knife Colori. You no longer need a separate peeler, corer, or paring knife to prepare apples for desserts or for a quick snack.Have fun in the kitchen or on a picnic with our new Apple Knife Colori.With the Kuhn Rikon Apple Knife you no longer need a separate peeler, corer, or paring knife to prepare apples for desserts or for a quick snack.