My efforts produced burnt versions of the dried sweet potato slices sold as my dog’s overpriced treats. I vet appliances on a basic formula of the amount of counter space the appliance would take up multiplied by how often I would use said appliance. And so testing food dehydrators was a bit of a dream assignment and the perfect excuse to see if owning one was worth it. Especially our top pick—Brod & Taylor's Sahara Folding Food Dehydrator ($295). For more useful appliance advice, check out some of our other kitchen-related guides, including Best Air Fryers, Best Toaster Ovens, and Best Espresso Machines.