How to Dehydrate Green Onions, Preserve & Use them!

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Here we will teach you how to dehydrate green onions the easy way so you can have green onions all year long.

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Dehydrated food like greens and vegetables doesn’t take much time or effort to do.

Dehydrating veggies like green onions is a great way to save you money in the long run and decrease your food waste.

Green onions can go bad in the fridge very quickly, and because of that, dehydrating green onions is worth it.

Table of Contents

You can dehydrate green onions if you grow green onions yourself, buy them from the grocery store, or from buying them at your local farmers market. 

After you learn how to preserve and dehydrate green onions, you will never waste green onions again.

What are green onions anyways?

Green onions, a type of onion also known as scallions or spring onions, grow to be small bulbs that never get to full-size onion bulbs like onions do. 

They are part of the Allium family which consists of vegetables like garlic, leeks, and shallots. 

They provide great nutritional value and a fresh taste to main dishes.

From the top, they start with a large green color that fades to white, which is the bulb color. 

Why should you dry and preserve green onions?

Green onions are one of those greens were it can go bad in the fridge quickly, so by preserving you would eliminate spoilage

Dehydrating and drying green onions is very easy to do so the effort is minimal.

You can preserve the taste and color of your green onions with a benefit to anything you making the kitchen.

If you are growing your own green onions, preserving them will save all your hard work.

You can get creative in the kitchen using dehydrated green onions.

cutting green onions

Supplies

Dehydrator

You can dehydrate green onions with any dehydrator it doesn’t have to be expensive.

A great beginner’s dehydrator is the one I have the Magic Mill dehydrator. The price won’t break the bank and it is a durable dehydrator that you can count on.

Check out my honest review of the magic mill dehydrator.

The Excalibur dehydrator is the Mercedes of dehydrators as they are pricey and very popular.

Kitchen knife

A good sharp kitchen knife is needed to get all your chopping done.

Cutting board

You need a large enough cutting board to hold your long and slender green onions when cutting.

Airtight Jar

Using an airtight container like a mason jar to help with food storage is the best way to store your dried green onions

Ingredients

All you need is green onions. Yep, that’s it. Nothing else and nothing more.

How to dehydrate green onions Step-By-Step

Harvest a bunch of green onions, buy a store-bought variety, or buy fresh onions farmer’s market. Make sure you pick ones that are nice, green, and all and have a good structure to them.

green onions

You do not want any soggy green, or brown-looking greens onions right off the bat, especially if you’re going to preserve them.

Placed your green onions in a cauldron and rinse them with water first. 

You do not have to use soap or any special liquid to wash green onions, water is just fine.

washing cutting green onions

Chop green onions slices, at least one to 1-2 inches long or as small as half an inch long until the end, and leave the white tip uncut.

cutting green onions

When you dry out green onions in the dehydrator they will get smaller so you do not want to cut your green onions too small.

cutting green onions

Pat dry your cut-up green onions with a kitchen towel or leave them out to dry on your kitchen towel before placing them on your dehydrating tray.

drying green onions

Spread them out on your dehydrator trays, If you have a mesh tray use them so they will hold smaller pieces when you get dried onion pieces after they are done dehydrating.

green onions on dehydrator trays

Dehydrate your green onions at the lowest setting for about 5-6 hours, depending on the strength of your dehydrator.

DEHYDRATED green onions

Other ways to dry green onions 

Microwave

You will be surprised how they will hold their beautiful green color when dried in the microwave.

  1. Wash and pat dry your green onions, cut them up, and place them on a microwave-safe plate.
  2. You can dry green onions in the microwave at minute intervals until they crumble easily.
  3. Place your plate in the microwave and microwave your green onions in 1-inch minute increments until completely dry.

Everybody has a different microwave, so depending on the strength of your microwave you can see how long it will take to completely dry.

How to store green onions

Place your green onions in an airtight container after they are completely bone dry to extend their shelf life.

The best airtight containers are glass, like mason jars because you do not have to worry about any chemicals leeching into your food.

Place your dehydrated green onions in a dry place like your pantry that is at room temperature and avoid places that are in direct sunlight, hot and humid, or have outdoor elements around them.

spice grinder

How to make green onion powder or Scallion powder

Throw your dried green onions in a spice grinder and grind them up to the consistency of your choice.

You can make a fine powder or as fine as you want, it’s all about personal preference.

My spice grinder is nice, small, compact, and does the job very well.

Check out all the best blenders and grinders you can choose from to help you make green onion powder.

Different Ways Use Dehydrated Green Onions

Now that you have dehydrated green onions, what do you do with them? 

  • They’re plenty of different things you can do with dried green onions and still have the onion flavor.
  • Use warm water to rehydrate them for any use.
  • You can use green onion powder in a mix of green powders to add to smoothies and all types of baking goods.
  • Sprinkle dried green onions on all types of yummy salads throughout the seasons.
  • Throw your dry green onions in a stir-fry dish or as a garnish in egg dishes.
  • Place your homemade onion powder, green onion flakes, or green onion pieces in salad dressings.
  • Add dried green onions in all types of soups like chicken stews, or Ramen noodles.
  • Sprinkle your green onions on dishes like lasagna, spaghetti, and all types of yummy Italian cheesy dishes. This provides a great pop of color and adds veggies to your meal.
  • Green onions are a great addition to a biscuit batter and make biscuits that have bits of your green onions in them.
  • Grind up your green onions to make homemade seasonings for your favorite recipes.
  • After grinding up dry green onions you can mix them in your favorite salt to make green onion salt.
green onions on dehydrator trays

Dehydrate Green Onions FAQ

Can you dehydrate green onions?

Yes, you can dehydrate green onions in a dehydrator, air fryer, or microwave. Just like other greens and herbs, you can dehydrate green onions.

What can I use dehydrated green onions for?

You can use dehydrated green onions in soups, make salt, add to baked goods, and salads, and use them as a garnish on a main dish. There are so many ways to use dehydrated green onions!

Do I need to blanch green onions before dehydrating them?

You do not need to blanch green onions before dehydrating them. It’s one green you don’t need to blanch, but if you do, it won’t hurt them either.

How long do dried green onions last?

Dried green onions can last for 6 months to a year depending on your storage conditions. Keep in mind the quality of your green onions every year will diminish. 

More food preservation posts!

How to Dry Basil Leaves: 7 Different Methods

Best Methods on How to Dry & Start Dehydrating Parsley at Home

Best Guide on How to Make Dehydrated Strawberries in a Dehydrator

DEHYDRATED green onions

How to Dehydrate Green Onions, Preserve & Use them!

Here we will teach you how to dehydrate green onions the easy way so you can have green onions all year long.
Prep Time 5 minutes
Cook Time 6 hours

Instructions
 

  • Harvest or buy a bunch of green onions
  • Wash green onions with water only. You do not have to use soap.
  • Chop green onions slices, at least one to 1-2 inches long or as small as half an inch long until the end, and leave the white tip uncut.
  • Pat dry your cut-up green onions with a kitchen towel or leave them out to dry on your kitchen towel.
  • Spread them out on your dehydrator trays, If you have a mesh tray place them on there.
  • Dhydrate your green onions at the lowest setting for about 5-6 hours, depending on the strength of your dehydrator.

PIN FOR LATER

how to dehydrate green onions

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