Once the carrots are grated and folded into a spiced, moist batter, their skins vanish into the crumb. In the heat of the oven, the ever-so-slightly-fibrous outer layer softens completely, contributing the same sweetness and texture as the rest of the root vegetable. For anyone worried about flavor, the skin's mild earthiness is no match for cinnamon, nutmeg, and brown sugar; it simply disappears into the background.