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There are few things better than being gifted a huge pile of fresh onions… unless you’re the one stuck peeling and chopping them all. We recently ended up with many, many onions, and while part of me questioned my life choices halfway through the second bag, I knew exactly what we needed to do: freeze-dry them.
If you’re looking for an easy way to preserve onions for long-term storage, freeze-drying is hands down one of the best methods. They store beautifully, keep their flavor, and make cooking year-round so much easier.
And honestly? The hardest part of the whole process is surviving the tears.
Why We Love Freeze-Drying Onions
Onions are one of those kitchen staples we use constantly. Soups, casseroles, skillet meals, roasts, pasta dishes: it feels like nearly every savory recipe starts with onions.
By freeze-drying onions, we can preserve a large harvest (or a generous gift from friends and family) without worrying about them spoiling before we can use them all. Plus, freeze-dried onions are incredibly convenient.
Once they’re freeze dried, we simply toss them into:
- Soups
- Stews
- Chili
- Egg dishes
- Crockpot meals
- Rice dishes
- Ground beef while cooking
No peeling. No chopping. No onion tears on busy weeknights.
The Only Downside? The Tears.
I’m convinced onions wait until you’re emotionally stable before humbling you.
By the time I finished prepping batch after batch, my kitchen looked like the scene of a sad movie. If you’ve ever freeze-dried onions before, you already know the real challenge has nothing to do with the freeze dryer itself, it’s making it through all the chopping without crying your eyelashes off.
Thankfully, I’ve found one thing that makes the process much faster.
My Favorite Onion Prep Shortcut
Instead of hand-dicing mountains of onions with a knife, I use a vegetable dicer that saves me so much time in the kitchen. It helps make the onion pieces uniform, which also helps them freeze-dry more evenly.
If you regularly preserve garden produce or bulk vegetables, it’s one of those kitchen tools that quickly earns its spot in the drawer.
How We Freeze-Dry Onions
Our process is pretty simple:
- Peel and dice the onions
- Spread them evenly onto freeze dryer trays
- Run the freeze dryer cycle
- Store the finished onions in airtight jars or Mylar bags with oxygen absorbers
That’s it.
Once freeze-dried, the onions become lightweight, shelf-stable, and ready to use whenever we need them.
Why Freeze-Dried Onions Are Worth It
One of my favorite parts about homestead life is finding practical ways to preserve food and reduce waste. Freeze-drying onions lets us take an overwhelming amount of produce and turn it into something we’ll actually use all year long.
And during soup season? Having jars of ready-to-go onions on the pantry shelf feels like a gift to my future self.
Even if my eyes may disagree during prep day.
Kitchen Convenience All Year Long
If you’ve been wondering how to preserve onions for long-term storage, freeze-drying is an easy and practical solution. Whether you grew a huge garden harvest, bought onions in bulk, or were gifted more onions than your pantry knew what to do with, freeze-drying helps ensure none of them go to waste.
Plus, nothing beats tossing home-preserved onions straight into dinner on a busy evening.
From our homestead to yours,
Eliza
If you’ve been thinking about getting started with freeze drying at home, Harvest Right freeze dryers are actually having a major sale this month. You can read more about the sale and how we use ours around the homestead here: Why Our Harvest Right Freeze Dryer Has Become One of the Most Used Tools on the Homestead