If you want to preserve fresh fruit and don't have a dehydrator you can dry fruits and vegetables in your oven according to culinary weblog The Kitchn. Simply set your oven to its lowest temperature ...

Dry apples for a tasty snack or a terrific topping for cereals, baked goods and more. For those of us who haven’t gotten around to building a solar food dehydrator, I’ve discovered a great substitute: ...