How To... Freeze Dry
Freeze drying takes advantage of the scientific principle of sublimation, the direct transition of a solid to a gas, by removing ice (the solid) from frozen food as water vapor (a gas). Using sublimation, the food retains much of its original texture, flavor, and nutrition when rehydrated.
![freeze dried rasberries](/preserve-the-harvest/images/freezedry.jpg)
What to Know Before you Buy
![freeze dried food](/preserve-the-harvest/images/freezedryfood.jpg)
Frequently Asked Questions