How does a freeze dryer work? Learn how to freeze-dry food at home when investing in a freeze-dryer to significantly extend the shelf life of food. My husband and I own 1/3 acre smack-dab in the ...

Ryan Alston, co-owner of freeze-drying company Glacier Gourmet, loads a tray of strawberries into a freeze dryer in Redmond, Ore., April 5, 2025. Stephani Gordon / OPB THANKS TO OUR SPONSOR: ...