Sublimation is the transition of a substance directly from a solid to a gas, without passing through the liquid state.įreeze drying is different from conventional methods of drying such as dehydration which uses heat to evaporate water from a food item. What Types of Foods Should You Freeze Dry? What is Freeze Drying?įreeze drying, also known as Lyophilisation or Cryodesiccation, is the process of dehydrating food through low temperatures and involves freezing the food, lowering pressure by using a vacuum pump, and then removing the ice through sublimation.Ongoing Costs of Owning a Home Freeze Dryer.Is buying a freeze dryer worth it? I will help you learn all that you need to know about freeze dryers and freeze-drying so that you can confidently know if buying your own home freeze dryer is right for you and which freeze dryer will fit your needs. I’m surprised at how many people ask “ Can you buy a freeze dryer for home use?” Of course, the answer is yes, Harvest Right sells freeze dryers that anyone can buy and are intended to use at home to preserve a variety of different foods. As you can imagine, my kids love eating the different candies that we freeze dry.
Buying a freeze dryer full#
I freeze-dry a wide range of foods including fruits and vegetables from my home garden, meats, eggs and dairy, herbs and spices, drinks, candy (skittles, gummy bears, and more), and even full meals. For me, freeze-drying enough foods to build and maintain our emergency food supply, make camping meals, and a wide variety of snacks makes owning a freeze dryer well worth the cost. I own my own medium-sized Harvest Right home freeze dryer and feel immense satisfaction, peace of mind, and enjoyment from being able to preserve a wide variety of foods for my family.
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