Folks in the Andes have been freeze-drying potatoes (Chuño) for many centuries and claim it has a very long shelf-life. https://perudelicias.com/chuno-freeze-d

Folks in the Andes have been freeze-drying potatoes (Chuño) for many centuries and claim it has a very long shelf-life. https://perudelicias.com/chuno-freeze-dried-potatoes/ https://perudelicias.com/chuno-freeze-dried-potatoes/ Never tried it myself.