There is simply no comparison between a jar of store-bought sun dried tomatoes and the ones you make in your own kitchen. Homemade sun dried tomatoes offer an intensely concentrated burst of sweet, savory, and tangy flavor that is pure summer essence. This recipe is your complete guide to creating them, offering a foolproof method for both your oven and your dehydrator. I will walk you through my special garlic and herb infusion technique that makes these tomatoes an instant flavor booster for any dish, plus all the tips for storing and using them.

Why You’ll Love This Flavor-Infused Recipe

The real magic of this recipe happens before the drying process even begins. We toss the fresh tomatoes in olive oil, minced garlic, and Italian herbs. As the water slowly evaporates, the fat and aromatics infuse directly into the tomato flesh. This concentrates not just the tomato’s natural sugars, but the garlic and herb flavors as well, creating a far more complex and delicious result.

Intense, Ready-to-Use Flavor

These tomatoes are delicious right out of the jar. The flavor is already baked in, so you don’t need to add extra garlic or herbs to your dish. They are an incredible shortcut to a more flavorful meal.

Better Than Store-Bought

When you make them yourself, you control the quality of the ingredients from start to finish. You get to choose the best tomatoes and olive oil, resulting in a superior taste and texture that commercial versions can’t match.

Perfect for Meal Prep

I love making a huge batch of these when tomatoes are in season. They become a versatile pantry staple that can elevate weeknight meals for months to come.

Reduces Food Waste

If you have an abundance of summer tomatoes from your garden or the farmer’s market, this is the perfect way to preserve them. You can enjoy the taste of summer long after the season ends.

Ingredients Needed

For the Base Recipe:

• Tomatoes
• Vinegar

For the Garlic-Herb Infusion (Our Twist):

• Extra virgin olive oil
• Garlic, finely minced
• Dried Italian herbs (a mix of oregano, basil, and thyme)
• Salt

Ingredient Notes & Best Choices

Tomatoes: The best tomatoes for drying are paste tomatoes like Roma tomatoes or San Marzano. They have a lower water content, fewer seeds, and a meaty texture, which leads to a better finished product. Halved cherry tomatoes also work wonderfully and result in a sweeter, bite-sized treat.

Vinegar: A quick wash in a water and vinegar solution is a key step for food preservation. The vinegar helps to remove any surface bacteria, giving you a more stable final product and preventing spoilage.

How to Make Sun Dried Tomatoes (Step-by-Step)

This process is simple and mostly hands-off. The low, slow drying time is what concentrates all that incredible flavor.

Step 1: Prep & Wash the Tomatoes

First, wash your tomatoes thoroughly. To prepare them for drying, place them in a large bowl of cold water mixed with one cup of white vinegar. Let them soak for about 10 minutes, periodically turning any floating tomatoes to ensure all sides are soaked. This wash is a crucial step for preservation. After the soak, drain and rinse the tomatoes well.

Step 2: Cut the Tomatoes

Next, cut the tomatoes into uniform pieces. For Roma tomatoes, I like to cut them into wedges. If you’re using cherry tomatoes, simply slicing them in half is perfect.

Step 3: Infuse with Flavor (The Twist!)

This is my favorite part. Place the cut tomato pieces in a large bowl. Drizzle them with a light coating of extra virgin olive oil, then add the finely minced garlic, dried Italian herbs, and a pinch of salt. Toss gently until every piece is lightly coated. The aroma is amazing!

Step 4: Arrange for Drying

To make cleanup easier, place a fruit leather sheet or some parchment paper on the bottom tray of your dehydrator or on your baking sheet. Arrange the tomato wedges skin-side down on the dehydrator trays or baking sheets. It is very important to leave plenty of space between the pieces to allow for good air circulation.

Step 5: Choose Your Drying Method

You can use either a dehydrator or your oven for fantastic results.

For the Dehydrator Method: Set your dehydrator to 145°F (63°C). The tomatoes will need to dry for about 6 to 8 hours. The exact time will vary based on the humidity in your kitchen and the thickness of your tomatoes.

For the Oven Method: Set your oven to its lowest temperature, ideally between 140-150°F (60-65°C). Prop the oven door open with a wooden spoon or the handle of a spatula to allow moisture to escape. This is essential! The oven method takes longer, typically between 10 to 14 hours.

Step 6: Check for Doneness

The tomatoes are done when they feel leathery and pliable, but not sticky or wet. To be sure, tear one in half and check for any signs of interior moisture. They should be completely dry. If you see any wet spots, they need more time.

Drying Method Variations: Dehydrator, Oven, Air Fryer & Sun

While this recipe focuses on the oven and dehydrator for their reliability, there are other methods you might be curious about.

Traditional Sun-Drying Method

The original method for making sun dried tomatoes requires very specific climate conditions. You need long stretches of hot, dry, sunny days with low humidity, which is common in Italy or California but less reliable in other parts of the US. The process involves placing tomatoes on screens, covering them with cheesecloth to protect from insects, and bringing them inside at night to avoid dew. It carries a higher risk of mold due to humidity.

Using an Air Fryer

Many modern air fryers come with a ‘dehydrate’ function, which makes them a great option for this recipe. You will likely need to work in small batches. Follow the manufacturer’s instructions, but as a general guideline, use a temperature similar to the oven method (around 150°F) and check frequently, as the time may be shorter due to the compact space.

Pro Tips & Troubleshooting

Over the years, I’ve learned a few tricks that guarantee perfect results every time.

Pro Tips for Perfect Results

Always place tomatoes skin-side down on the trays. This prevents the juices from pooling and helps them dry more evenly.

Use a drip tray or parchment paper for easy cleanup. The tomatoes will release some juices, and this saves you a lot of scrubbing.

The vinegar wash is your secret weapon against mold. Don’t skip this step, as it’s key for long-term food preservation.

Be prepared for a significant reduction in volume. As a general rule, about 5 pounds of fresh tomatoes will yield roughly 2 cups of dried tomatoes.

Troubleshooting & Common Mistakes

Mistake #1: Overcrowding the trays. This is the most common error. If the tomatoes are too close together, air cannot circulate properly, and they will steam instead of dry. Give them space!

Mistake #2: Storing them before they are completely dry. Even a little bit of moisture can lead to mold. If you are unsure, it’s better to dry them for an extra hour than to risk losing the whole batch.

What if my tomatoes are still soft after the recommended time? No problem. They just aren’t done yet. The thickness of the tomatoes and the humidity in your home can affect drying time. Continue drying and check on them every hour until they are leathery and pliable.

How to Store, Rehydrate, and Use Your Tomatoes

Proper storage is key to enjoying your delicious creations for months to come.

Storage: Dry vs. In Oil

For dry storage, first make sure the tomatoes are COMPLETELY cool and dry. Any residual warmth or moisture can cause issues. Place the dried tomatoes in an airtight container, label it with the date, and store it in a cool, dark place like a pantry. They will last for 6 months or more.

For storing in olive oil, pack the fully dried tomatoes into a sterilized jar. You can add more aromatics like a few whole cloves of garlic if you wish. Pour good quality olive oil over the tomatoes until they are completely submerged. Seal the jar and store it in the refrigerator for 2 to 3 weeks.

How to Rehydrate Sun-Dried Tomatoes

To soften your dry-packed tomatoes for use in recipes, simply soak them in warm water or broth for about 20 to 30 minutes until they are pliable. Don’t throw away that flavorful soaking liquid! You can use it to add depth to soups, sauces, or risotto.

Serving Ideas

These little flavor bombs are incredibly versatile. You can chop and toss them into pasta, grain bowls, or salads. Blend them with olive oil and salt to create a vibrant Sun-Dried Tomato Pesto. Fold them into bread dough for a savory focaccia, or layer them into sandwiches and wraps for an amazing punch of flavor.

A Pantry Staple You’ll Make Again and Again

Once you experience the incredible, concentrated flavor of these garlic-herb infused sun dried tomatoes, you’ll never go back to the store-bought kind. The process is simple, and the rewarding result is well worth the wait. Creating a staple like this from scratch is one of the most satisfying kitchen projects. I hope you enjoy them as much as I do. Let us know in the comments your favorite way to use them!

Frequently Asked Questions

What are the best tomatoes to use for making sun-dried tomatoes?

Paste tomatoes like Roma or San Marzano are the best choice. They are meaty, have fewer seeds, and contain less water, which means they dry more efficiently and yield a better texture.

How do I know when my tomatoes are perfectly dried?

Your tomatoes are ready when they are leathery and pliable, but not sticky. They should bend without breaking. If you tear one open, you should see no signs of moisture inside.

What’s the best way to store homemade sun-dried tomatoes?

You have two main options. For long-term pantry storage (6+ months), ensure they are completely dry and store them in an airtight container in a cool, dark place. Alternatively, you can store them submerged in olive oil in a jar in the refrigerator for 2 to 3 weeks.

Do I need a special dehydrator to make these?

Not at all! While a dehydrator is efficient, you can get equally delicious results using your oven on its lowest temperature setting. The key is to prop the door open to let moisture escape.

How do I rehydrate sun-dried tomatoes before using them?

To soften dry-packed tomatoes, soak them in warm water or broth for 20-30 minutes until they become tender and pliable. Tomatoes stored in oil do not need to be rehydrated.

Can I make sun-dried tomatoes in an air fryer?

Yes, if your air fryer has a ‘dehydrate’ function. You will need to work in small batches to ensure good air circulation. Check your appliance manual for specific temperature and time recommendations.

Why did my homemade sun-dried tomatoes get moldy?

Mold is almost always caused by residual moisture. This means the tomatoes either were not dried completely before storage, or they were stored in a container that was not airtight, allowing humidity to get in.