01 -
Preheat your oven to 250°F (120°C). Line a baking sheet with parchment paper.
02 -
Slice the oranges into thin rounds, about 1/4 inch (0.6 cm) thick.
03 -
Use paper towels to gently blot the orange slices and remove excess moisture.
04 -
Arrange the slices in a single layer on the prepared baking sheet.
05 -
Bake the orange slices for about 3 hours, checking and flipping them every hour.
06 -
If the slices start to brown too quickly, reduce the oven temperature slightly.
07 -
The orange slices are ready when they are completely dried out and slightly crisp.
08 -
Remove the dried slices from the oven and let them cool completely before storing or using.