In the past, only large food processing companies had the technological ability to freeze dry food. Today, while not yet common, their freeze dryers available for home use.The technology behind modern freeze dryers stems from commercial preservation techniques now adapted for home use. As food security and self-sufficiency concerns grow, many house

Freeze drying maintains nearly most of the nutritional worth of fresh food. Other ways of preservation, which include canning and dehydrating, use high temperatures that damage Substantially from the food worth.But these days, technological advancements which include dehydrators and freeze dryers, that have been greatly designed available to home u