Ingredients
1 navel orange, very thinly sliced
1/4 cup confectioners' sugar
Preparation
Preheat oven to 200 degrees. Line a baking sheet with a nonstick baking mat. Top with orange slices in a single layer, and generously dust with sugar. Bake until the peels are dry and the flesh is translucent, about 2 1/2 hours.