what is the difference between freeze drying and dehydrating

what is the difference between freeze drying and dehydrating

Freeze-dried Berries from Harmony House make a great addition to one-pot backpacking meals
Freeze-dried Berries from Concord Home make a fantastic addition to one-pot backpacking meals. You can too eat them dry as a snack with out rehydrating for a blast of energy and vitamin on the go!

Freeze-dried or dehydrated? That’s the query. When making your individual backpacking meals, is it nobler to purchase freeze-dried components or dehydrate them your self in a meals dehydrator?

I feel it actually comes right down to the way you wish to spend your time and the way difficult your meals are. I spent one winter dehydrating fruit and large pots of meals so as to make home-cooked backpacking meals. It by no means tasted the identical when rehydrated in freezer luggage and required an unlimited time funding which I discovered onerous. (My spouse additionally hated the truth that I took over “her” kitchen.) I quickly switched again to purchasing industrial one-pot backpacking meals and fast cooking grains and pastas, including freeze-dried components to them so as to improve their style and dietary worth.

You're reading: what is the difference between freeze drying and dehydrating

I’ve since discovered that freeze-dried meals (particularly Concord Home Freeze Dried Berries) is much more handy to retailer and use for backpacking than dehydrated components, since they’ve a for much longer shelf-life and reconstitute extra simply when added to water. However each sorts of meals are good for various functions and it’s helpful to know the professionals and cons of every.

What’s the distinction between Freeze-Dried Meals and Dehydrated Meals?

Find out: what is the meaning of the name skylar

Freeze-drying removes 98% of the water in meals whereas dehydration removes about 80% giving freeze-dried merchandise a for much longer shelf-life. Freeze-dried meals is flash frozen after which uncovered to a vacuum, which causes all of the water in it to vaporize. This requires costly tools and isn’t one thing you are able to do at house, but it surely makes it doable to retailer freeze-dried meals for 20 to 30 years, in comparison with dehydrated ones, which usually final one to 5 years.

However the largest distinction between freeze-dried and dehydrated meals is dietary. Freeze-dried meals retain all of style, scent, texture, and dietary worth they has of their unique kind earlier than the freeze-drying course of. Dehydrated meals lose about 50% of their dietary worth as a result of they’re topic to heating through the drying course of and may grow to be considerably chewier, because the heating course of “cooks” them over an extended time frame as they dry.

Freeze-dried meals additionally rehydrate extra shortly, often in 5 minutes or much less (dried berries, virtually immediately), in scorching or chilly water. Dehydrated meals often take 10-20 minutes to rehydrate, offered you employ boiling water, requiring an extended wait and extra range gas, that are each anathemas for backpackers!

Sweet potato bark being dehydrated
Candy potato bark being dehydrated

Combine and Match

You might want to know: what is a back specialist doctor called

I don’t dehydrate my very own meals anymore, however I nonetheless eat industrial dehydrated backpacking meals (primarily dinners) made by Out of doors Herbivore as a result of they style good and are straightforward to arrange, although I’m not a vegetarian. When you’ve got the flexibility to make meals that style nearly as good as theirs, extra energy to you. However dehydrating and making my very own dinners at house earlier than every journey shouldn’t be how I wish to spend my free time. Being dehydrated, they do go off after about two years although, so I make some extent to eat all of them up within the calendar yr that I purchase them.

I nonetheless pack up my very own components on journeys, however primarily as components to the one pot breakfasts and a few dinners I make myself, primarily based round fast cooking grains and pasta like wheat cereal, oatmeal, ramen noodles, and angel hair spaghetti. However I’ve switched to freeze-dried components out of comfort as a result of they last more with out requiring refrigeration or going unhealthy in our pantry in the event that they’re not used promptly. I actually hate throwing out meals that’s expired and hasn’t been eaten, so the longer it may be saved and stay contemporary, the higher.

Disclosure: The writer has obtained samples from Out of doors Herbivore and Concord Home Meals beforehand, however can also be a really comfortable repeat buyer of each manufacturers.

newurbanhabitat.com receives affiliate compensation from retailers that we hyperlink to should you make a purchase order by way of them, at no extra value to you. This helps to maintain our content material free and pays for our web site internet hosting prices. Thanks on your help.

You might want to know: what is the difference between compounds and mixtures

See Additionally:

  • 10 Out of doors Herbivore No Prepare dinner Meals
  • No Prepare dinner Backpacking by Kim Safdy of Out of doors Herbivore
  • Greatest Backpacking Stoves and Pots for Cooking Easy One Pot Meals

Most Well-liked Searches

  • dehydrated meals vs freeze dried nutrient worth
  • freeze dry vs dehydrated