how to dehydrate zucchini in the oven
How to Dehydrate Zucchini in an Oven. 1  Set the oven so that the temperature is an even 125 to 140 degrees. 2  Lay the 1/4â³ thick slices in a single layer on a cookie sheet covered with either parchment paper (best with no oil for long term storage) or sprayed with non-stick spray for zucchini chips that will be eaten soon.