How To Dehydrate Tomatoes with a Food Dehydrator

Do you also buy costly dried tomatoes from the market most of the times? Have you ever tried to dry tomatoes in a food dehydrator?

The dried tomatoes are an easy way to enjoy the flavor of the tomatoes for all the year around. It not only enhances the flavor of the dishes, but you can also add them to soups, sauces, and salads during any season. Drying the tomatoes in the food dehydrator is quite easy, and moreover, it does not need much time like the sun drying method. You can save your lots of tomatoes from the garden for the next use after drying them in the dehydrator.

Some of you might not know how to dehydrate tomatoes with a food dehydrator. But now there is no need to worry at all! In the below article, we are going to tell you about the best and easy way to dehydrate tomatoes in a food dehydrator. Moreover, we will also share some useful info about the dried tomatoes that will enhance your knowledge about this nutritious and healthy food.

So, let’s have a look!

List of essential things required for dehydrating tomatoes in a food dehydrator

Below are the essential things needed for drying tomatoes in a food dehydrator:

  • Food dehydrator
  • Paper towels
  • Paring knife
  • 4 to 6 cups sliced or cut tomatoes
  • Olive oil, to taste (optional)
  • Spoon
  • Coarse salt to taste (optional)
  • Ground black pepper to taste (optional)
  • Onion powder or garlic powder to taste (optional)
  • Chopped herbs, such as thyme, oregano, or parsley, to taste (optional)

Method of dehydrating tomatoes in a food dehydrator

The below is the step by step instructions for dehydrating tomatoes in a food dehydrator:

Step 1: Preparing the tomatoes for blanching

The tomatoes you want to dry need to be a wash, skinned, dried, cut, cored and seeded. You have to wash the tomatoes under the tap of running water and with the help of the clean paper towels, pat it dry. If needed, remove the peel of the tomatoes. Now, for the blanching process, keep the tomatoes in the boiling water for around 25 seconds to 30 seconds and then immerse it in the ice water. It will be easy for you to take off the tomatoes skin with your fingers easily.

Step 2: Slicing the tomatoes

With the help of the paring knife, cut out the shape of the cone from the tomatoes top stem end to eradicate the core. Similarly, cut off the small part from its bottom end too. The tomatoes should cut in decent sizes, for example, large size tomatoes must cut in 1/4 inches, plum tomatoes should cut in ½ or ¼, and cherry tomatoes must cut in ½ size.

On the other hand, it is optional to do the seeding of the tomatoes. You can take out the seeds with the help of the spoon without removing the pulp. Clean the additional juice with the paper towel if needed.

Step 3: Preheat the food dehydrator

Some of the food dehydrators come with the feature of an adjustable thermostat, and few of them have the function of the ON/OFF switch. So, if your dehydrator machine has the feature of adjustable thermostat then, set it at 140 degrees F for preheating. But there is no need of preheating of there is ON and OFF switch in your machine as you have to turn ON the appliance after placing the tomatoes. Moreover, you can use the cooking thermometer for your food dehydrator if it comes without the feature of adjustable thermostat for checking the right drying temperature of the tomatoes. 

Step 4: Greasing of the food dehydrator trays

It’s time to do the greasing of your dehydrator trays by spraying the cooking oil or spreading the olive oil with the paper towels. The greasing of the dehydrator trays will stop the problem of tomatoes getting stick to the trays. Moreover, it will add some more flavor to the dried tomatoes.

Step 5: Place the tomatoes in the food dehydrator

Now, place the pieces of the tomatoes on the trays of the food dehydrator. You should arrange them in such a way on the dehydrator trays that their cut side is in an upward direction. They should be placed ½ inches far from each other without touching. If the tomatoes touch each other, then, it will make them dry out unevenly.

Step 6: Seasoning of the tomatoes

Now, it’s time to do the seasoning of the tomatoes. You can sprinkle some salt on them as per your taste. Moreover, you can use a moderate sprinkling of garlic powder, ground black pepper, or onion powder, or an herb mixture prepared from chopped herbs such as parsley, oregano, and thyme. You can use the fresh and dried herbs both.

Step 7: Turn ON the dehydrator machine

You need to dehydrate the tomatoes in a food dehydrator by putting the racks inside the machine. The total time required for drying the tomatoes will be 8 hours to 12 hours. They will turn shriveled, smaller and leathery without any tackiness. There should be space of 1 to 2 inches between the racks so that the air can flow adequately on all trays.

Keep on checking the drying status of the tomatoes after every hour. If you find that certain tomatoes are getting dried more quickly than the other tomatoes then, do the tray rotation. Furthermore, you should remove such tomatoes for avoiding the problem of burnt or scorched.

Step 8: Storage of the dried tomatoes

As soon as the tomatoes get dried completely, take out them from the dehydrator machine and cool them thoroughly at the room temperature. After cooling down, store them in vacuum sealed bags or jars, and place them in a dark and cold place till the time you want to use them again. Generally, the dried tomatoes store in an airtight container has a shelf life of 6 months to 9 months.

What are the Best Tomatoes for Drying in the food dehydrator?

You can dehydrate any tomatoes in the food dehydrator. Using the food dehydrator is the best method to preserve the large size tomatoes or juicy tomatoes. It not only stored for the long term, but its nutrients and flavor also gets retained. Tomatoes contain a high juice content and bitter flavor seeds that turn into flavourful bites after drying in the food dehydrator.

The dry fleshed paste tomatoes can be dehydrated dried out more quickly than the juicy tomatoes. But you have to dice them before drying in the machine.

You might dehydrate any type of tomatoes comprising the cherry variety. But the best tomatoes for drying are tiny, meaty and consist of fewer seeds. However, if you ask us that which is the best tomatoes for drying then, it might be a Roma tomato because it consists of lesser seeds and contains more flesh in comparison to any other varieties of tomatoes.

On the other hand, we will not recommend you to use the beefsteak tomatoes as it comprises of a large amount of gel around its seeds. While picking the tomatoes for the drying in the food dehydrator, try to select those tomatoes which are meaty, possess a similar size, and are firm.

What is the process of rehydrating the Tomatoes?

The process of rehydrating the tomatoes is very easy. You can rehydrate the dried tomatoes by spilling the boiling water on them and let them immerse in it for around 15 minutes period.

However, if after the process of rehydrating your tomatoes is still hard then, you can use the chicken or vegetable broth. You have to pour the water and the broth in equal quantities on the tomatoes and keep them in the microwave for around 2 minutes. Now, your tomatoes are ready for re-use again, and you may also store them in the fridge for approximately two weeks.

Advantages of the dried tomatoes

The below are few benefits of the dried tomatoes:

  • It comprises of an outstanding flavor and moreover, your money also gets save when you dehydrate on your own. Drying the tomatoes reduces the wastage of the food, and it is portable to carry and natural to eat.
  • It has an incredible combination of anti-inflammatory nutrients and antioxidant that decreases the risk of cardiovascular diseases.
  • It also lowers the levels of LDL cholesterol in the human body and also helps in the recovery of the arteries walls responsiveness.

Final Word

So, here we come at the end of our article “how to dehydrate tomatoes with a food dehydrator”!

You can enjoy the dried tomatoes on salad, rice, casseroles, omelets or pasta; chop it with the olives and cheese on chicken or fish or use as a topping on crostini or pizza. It is quite easy to dehydrate the tomatoes when they are available in surplus amount with you as you can relish its flavor for several months uninterruptedly.

Using the food dehydrator for drying the tomatoes is simple and faster than any other method. Place the sliced tomatoes inside and leave the rest on the machine. But don’t forget to keep an eye on the entire drying process as too much crispiness can make the tomatoes darken.

After rehydrating, you can use them as the puree for making different kinds of sauces as well for the off-seasons of the tomatoes. But the dried variety of the tomatoes is also quite delectable to eat.

We hope that you have enjoyed reading the information in the above article. Do you have any other recipe or way of making dried tomatoes in the food dehydrator? If yes then, please share it with us as your advice and experiences help us in making our article more informative and helpful to the other readers of our site.

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Hi there, I’m Linda, chief editor at Dehydrator Blog. We believe in Health is wealth. After struggling to buy healthy organic food for my family, I decided that’s not the right way to do. Still today many of them not aware of food dehydrators and uses of dehydrated food. That’s why my team and I want to solve this problem. That’s how Dehydrator Blog was born.. Our mission is simple. Trying to spread awareness of dehydrator to all. Join our hands if you believe in our mission.