How to Dry Herbs in the Microwave

Looking for a simple way to preserve your beautiful fresh summer herbs? Or only have a little left from store bought? Here's an easy way, step-by-step How to Dry Herbs in the Microwave.

Long, long ago, in a galaxy... well, actually: Back in November at the end of our crazy mild fall (remember that? sigh...), I ran across this post from Serious Eats on using the microwave to dry herbs -- and have been meaning to tell you about my experiments with this ever since! Sometimes life (and Black Friday) just intervenes, but now we're back on track. So: Here's How to Dry Herbs in the Microwave.

Look at the vibrant color you get when you dry herbs in the microwave! On the left in the photo above, rosemary from my garden that I dried in the microwave. On the right, organic dried rosemary I bought at the store. That's an amazing color difference, and so pretty in recipes -- I used my own microwave dried herbs on this garlic rosemary pork roast recipe earlier this month, and it really made the herb-garlic mixture pop.

You know how sometimes you buy fresh herbs for a recipe, but inevitably have some left over? Preserve those leftover herbs quickly and easily, with microwave drying. Here I dried rosemary and sage, but this method should work well with most heartier herbs. Be careful with more delicate ones, which will need less time and more tender handling.

How to dry herbs in the microwave

Step 1

Wash the herbs, then spread the leaves on a microwave safe plate on two layers of paper towels. Note: Do NOT use recycled paper towels for this, since they may contain small fragments of metal and are not safe for microwave use.

Step 2

Cover the herbs with another paper towel, the microwave on high for one minute. Follow up with 20 second bursts until herbs are completely dry and crumble easily between your fingers. (My microwave took 6-7 rounds; yours may take more or less.)

Step 3

Crumble up your herbs. I found that just twisting and crushing them right inside the paper towels worked for my purposes, but if you want to reduce yours to powder you'll want either to use a mortar and pestle or a coffee grinder.

  • Frugal note: I was able to use each set of paper towels to dry a second batch of the same herb before I had to toss them.

The herbs get nicely brittle in the microwave since the water evaporates out before the herb really starts to cook, which also helps them retain their vibrant color.

Step 4

Store dried herbs in a tightly covered container in a cool dry space away from light -- with the rest of your spices would be lovely. 🙂 Here, I just thoroughly washed out and repurposed old spice containers to hold my new microwave dried herbs.

That's all you need to do to use the microwave to dry herbs

Microwaving is such a quick and easy way to preserve small batches of fresh herbs! Don't be afraid to buy fresh herbs, now that you know you can preserve the leftovers quickly and frugally. Let me know if you give it a try, and how it works for you!

How to dry herbs in the microwave, printable version

Print Recipe
5 from 2 votes

How to Dry Herbs in the Microwave

Looking for a simple way to preserve your beautiful fresh summer herbs? Or only have a little left from store bought? Here’s an easy way, step-by-step How to Dry Herbs in the Microwave.
Prep Time10 minutes
Cook Time5 minutes
Total Time14 minutes
Keyword: drying herbs, herbs, how to dry herbs, microwave

Ingredients

  • fresh herbs (heartier herbs work better)

Instructions

  • Wash the herbs, then spread the leaves on a microwave safe plate on two layers of paper towels. (See Note)
  • Cover the herbs with another paper towel, the microwave on high for one minute. Follow up with 20 second bursts until herbs are completely dry and crumble easily between your fingers. (My microwave took 6-7 rounds; yours may take more or less.)
  • Crumble up your herbs. I found that just twisting and crushing them right inside the paper towels worked for my purposes, but if you want to reduce yours to powder you’ll want either to use a mortar and pestle or a coffee grinder.
  • Store dried herbs in a tightly covered container in a cool dry space away from light — with the rest of your spices would be lovely. Here, I just thoroughly washed out and repurposed old spice containers to hold my new microwave dried herbs.

Notes

Note: Do NOT use recycled paper towels for this, since they may contain small fragments of metal and are not safe for microwave use. Frugal note: I was able to use each set of paper towels to dry a second batch of the same herb before I had to toss them.

More Frugal Homemade Ideas?

If you’re looking for more “frugal homemade” ideas, read more here:

Anything else you’d like to see covered in these categories? Comment here!

102 Comments

  1. I use the microwave for drying my herbs all the time and most herbs do exceptionally well. My herb garden is extensive and one year I dried a gallon of parsley and gave most of it away for Christmas gifts. You do have to watch the paper towels because you can scorch them and I have caused a mini fire in the microwave. However only once.

  2. Can you dry mint, like peppermint, lemon balm, spearmint, chocolate mint, etc., in the microwave using the same method?

    1. I have not tried mint, but don't see why not. It's much more delicate than the rosemary shown, though, so be gentle with it -- try a small batch and experiment first.

  3. I dried basil last week and today I dried oregano in the microwave. The Basil took much longer to dry but the oregano was less tedious and faster!

    In comment to the prices going up at Aldi on spices; I check Dollar Tree and Walmart and Big Lots for cheap deals. I also find some at Kroger (house brand) for a decent price. I noticed Aldi was not as cheap for dried herbs and spices a few years ago and have either dried my own or shopped in the places mentioned. These store usually sell their stock fast and they have extremely far out date stamps on them.

  4. I have been successfully drying parsley in my 1000 watt microwave for 10 + years. I have used paper plates or a big stoneware dinner plate with paper towels under the herbs and over. I do them for short intervals until dry enough to crumble. I strip the leaves off the stems before drying since the stems are woody. I have never burned any paper towels. Guess it is a matter of paying attention. Glad to know about the metal pieces in recycled paper toweling. Will check my brand. I will not use any that are recycled in the future. You can dehydrate any food in the oven or using a dehydrator. Use a mandoline slicer to get uniform pieces. The amount of liquid in a food will determine how long it takes to dy. I know someone who slices then dries his home grown hot peppers in a dehydrator and then pulverized them. He uses the hottest ghost pepper powder and a variety of other peppers to make his own salsas, sauces, etc and heats up all his food and loves doing it. Of course his taste buds are burned off, but that is what he likes. Due to health concerns, he lost 100 lbs in a year, is pescatarian but mostly vegan. He never eats sweets, and rarely bread or pasta. It works for him. All food is "dead" unless it is raw or fresh " out of the ground or off the stems. Eating a variety of colorful food is best for our bodies well being. Knowing what our body has to do to get the nutrients out of our food is essential to eating well and staying healthy. Drying food is only a means of convenience, but fresh is best. Happy eating All!

    1. I was just going to ask this! will also try- don't want the chlorine in the towels to somehow evaporate into the herbs.

      will use cheese cloth and see

  5. CAUTION! Some microwaves run hotter than others. I tried this and before the first minute was up, there was a burst of flames and the paper towel caught on fire. Lucky I was standing there watching and responded quickly to put it out.

  6. I am thrilled to find this info especially to dry my rosemary for infusing salt. Could I dry lemon zest in the microwave? Using the microwave should eliminate drying salt and rosemary in oven but I realize I may still need to dry salt and zest in the oven. Thank you for any comments.

    1. @vergel, see above comments about paper towel & paper plate additives. I read many and think they’re spot on. I’m going to try drying now but probably by hanging in my garage where it’s hot/dry.
      All the best!!!

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