Slow-Roasted Sun-Dried Style Tomatoes

This homemade sun-dried tomatoes recipe is incredibly easy to make in your oven and yields irresistibly delicious results.

Oven Sun-Dried Tomatoes: A vibrant spread of sliced tomatoes seasoned and ready for roasting.

Mastering Homemade Oven Sun-Dried Tomatoes: A Flavorful Guide

As summer draws to a close, are you often left wondering what to do with that abundant harvest of ripe, juicy tomatoes from your garden or local market? Look no further! The answer lies in transforming them into deeply flavorful, versatile sun-dried tomatoes, all from the comfort of your own kitchen oven. This method not only preserves the essence of summer but also creates a pantry staple that will elevate countless dishes.

Making sun-dried tomatoes in the oven is surprisingly straightforward and far more economical than purchasing those small, often pricey jars from the store. Beyond the cost savings, the real advantage of homemade lies in the unparalleled flavor and the ability to customize them exactly to your preference. Whether you love them intensely herby, subtly garlicky, with a spicy kick, or simply plain with just a hint of salt, this recipe offers complete flexibility. You can use a variety of tomato types, from a small handful for a quick batch to several pounds to fill multiple baking sheets, ensuring you always have these crimson gems on hand.

Over the past month, we’ve been perfecting and enjoying batch after batch of these exquisite oven-dried tomatoes. They’ve found their way into everything from crisp salads and hearty soups to comforting pasta dishes, gourmet pizzas, fluffy frittatas, savory sandwiches, rustic biscuits, vibrant pestos, and so much more. They are truly a culinary chameleon. Plus, if you’re looking for a thoughtful and delicious gift, an extra batch of these homemade treasures makes a wonderful summertime present. For longer storage, simply pop a freshly dried batch into the freezer, where they will maintain their exquisite flavor for up to three months.

Let’s dive into the simple steps to create your own irresistible oven sun-dried tomatoes!

Roasted Tomatoes: Half-sliced tomatoes arranged on a parchment-lined baking sheet, seasoned with sea salt.

Essential Ingredients for Oven Sun-Dried Tomatoes

Crafting a perfect batch of oven “sun-dried” tomatoes requires only a few key ingredients, allowing the natural sweetness and tang of the tomatoes to shine through.

  • Fresh Tomatoes: The foundation of this recipe. While many tomato varieties can be used, I highly recommend cherry or grape tomatoes. Their small size means they cook faster and their concentrated sweetness intensifies beautifully as they dry. Alternatively, Roma (plum) tomatoes are an excellent choice due to their firm flesh and lower water content. If using Roma tomatoes, remember to scoop out and discard the pulpy interior for optimal drying results. Whichever you choose, ensure they are ripe and at the peak of their season for the best flavor outcome.
  • Fine Sea Salt: This is a non-negotiable ingredient. Salt plays a crucial role in drawing out moisture and enhancing the tomatoes’ natural flavors. It’s important to remember that as tomatoes dry, their size significantly reduces, concentrating the flavors and saltiness. Therefore, sprinkle salt judiciously – enough to season, but not so much that they become overly salty once dried. A light, even dusting is usually sufficient.
  • (Optional) Olive Oil: While not strictly necessary for the drying process itself, good quality extra virgin olive oil is highly recommended for storing your finished sun-dried tomatoes, especially if you don’t plan to use them immediately. Submerging the dried tomatoes in olive oil not only preserves their freshness for longer but also infuses them with a rich, mellow flavor. The oil can also be seasoned, creating a flavorful condiment in itself.

In addition to these core ingredients, the beauty of homemade sun-dried tomatoes lies in the vast array of seasonings you can incorporate. These can be added either during the roasting process or afterward, when storing them in oil. Explore the suggestions below to infuse your sun-dried tomatoes with an extra layer of flavor and aroma.

Oven-Dried Tomatoes: Close-up of perfectly dried tomato halves, shrunken and deeply colored, on a baking sheet.

Step-by-Step Guide: How To Make Sun-Dried Tomatoes In The Oven

The process of transforming fresh tomatoes into intensely flavorful oven-dried gems is surprisingly simple and requires minimal hands-on time. Patience is key, as the low and slow roasting truly concentrates their sweetness.

  1. Prepare Your Oven and Baking Sheet: Begin by preheating your oven to a low temperature of 250°F (120°C). This low heat is crucial for slowly dehydrating the tomatoes rather than cooking them. Line a large baking sheet with parchment paper. This prevents sticking and makes cleanup a breeze, ensuring your tomatoes lift off easily once dried.
  2. Prep Your Tomatoes: This step is quick and easy. For cherry or grape tomatoes, simply slice each tomato in half lengthwise. If you’re using larger Roma tomatoes, cut them in half lengthwise and then use a small spoon to gently hollow out and discard the watery pulp and seeds. This is important because the pulp contains a lot of moisture that would significantly extend drying time. Arrange the sliced tomatoes in a single, even layer on the parchment-covered baking sheet, cut-side-up. This orientation allows moisture to evaporate efficiently. Finally, sprinkle them lightly and evenly with fine sea salt. Remember, less is more here, as the flavors will concentrate.
  3. Slow Roast to Perfection: Now comes the patient part – the slow roasting. Place the baking sheet in your preheated oven. The tomatoes will need to roast for approximately 2.5 to 3.5 hours for smaller varieties like cherry or grape tomatoes, or potentially 5-6 hours for larger Roma tomatoes. The goal is to dehydrate them to your desired level of dryness. You do not need to flip or rotate the tomatoes during this time. However, it’s essential to keep a watchful eye on them, especially during the last hour, to ensure they don’t burn. They should be shrunken, deeply colored, and leathery but still pliable. They shouldn’t be crispy or brittle, unless that’s your preference.
  4. Cool, Serve, or Store: Once your tomatoes have reached the perfect texture, carefully remove the baking sheet from the oven and allow them to cool completely on the sheet. They will firm up slightly as they cool. Once cool, they are ready to be used immediately in your favorite recipes! For storage, refer to the detailed instructions below to keep them fresh for longer.

Homemade Sun-Dried Tomatoes: A close-up view of a pile of freshly oven-dried tomatoes, showcasing their rich color and texture.

Unleashing Flavor: Creative Seasoning Ideas for Your Oven-Dried Tomatoes

While oven sun-dried tomatoes, simply seasoned with sea salt, are incredibly delicious on their own, they also provide a fantastic canvas for additional flavors. Don’t hesitate to get creative and tailor them to your palate!

  • Seasoning During Roasting: You can infuse flavors into your tomatoes as they dry in the oven.
    • Fresh Herbs: During the last hour of roasting, consider sprinkling some finely chopped fresh herbs like rosemary, oregano, or thyme over the tomatoes. The gentle heat will coax out their aromatic oils, imparting a lovely fragrance and taste.
    • Dried Herbs and Spices: For a more intense flavor, during the last half-hour of roasting, you can sprinkle on dried herbs and seasonings. Popular choices include Italian seasoning, garlic powder, onion powder, or a pinch of crushed red pepper flakes for a subtle heat. The shorter exposure to heat prevents these dried ingredients from burning.
  • Seasoning After Roasting (Oil Infusion): My personal preference is to season the tomatoes after they have finished roasting, particularly when storing them in olive oil. This method allows the flavors to meld and deepen over time.
    • Garlic and Bay Leaf: A classic combination. I always add a bay leaf and a peeled garlic clove or two to my jars of sun-dried tomatoes submerged in olive oil. The garlic infuses the oil with a wonderful aroma, and the bay leaf adds a subtle, herbaceous note.
    • Other Herbs and Spices: Feel free to add any fresh or dried herbs and spices that appeal to you. Consider whole peppercorns, dried chili flakes for heat, sprigs of fresh thyme or oregano, or even a small piece of dried orange peel for a surprising citrusy hint. Ensure any fresh ingredients are fully submerged in oil to prevent spoilage.

Homemade Sun-Dried Tomatoes in Olive Oil: Jars filled with vibrant sun-dried tomatoes submerged in golden olive oil with garlic and herbs.

Storing Your Homemade Sun-Dried Tomatoes for Lasting Freshness

Proper storage is essential to enjoy your delicious homemade sun-dried tomatoes for as long as possible. You have a couple of excellent options, depending on how quickly you plan to use them:

  • Refrigerate Sun-Dried Tomatoes in Olive Oil: This is a popular and flavorful method. Pack your cooled sun-dried tomatoes into clean, airtight glass jars. Then, pour good quality olive oil over them, ensuring the tomatoes are completely submerged. You will need a generous amount of olive oil for this. Any added seasonings like garlic cloves or fresh herbs should also be fully covered by the oil. Seal the jar tightly with a lid and refrigerate for up to 4 days. While storing in oil is excellent for flavor, it’s crucial to ensure all solids are submerged to prevent bacterial growth. For longer refrigerator storage (up to a month), you may need to sterilize jars and follow more rigorous canning safety guidelines, or simply opt for freezing.
  • Freeze Sun-Dried Tomatoes: Freezing is an excellent option for longer-term storage, extending their shelf life significantly.
    1. Pre-freeze on a Baking Sheet: To prevent the tomatoes from clumping together in the freezer bag, spread the cooled sun-dried tomatoes in a single, even layer on a parchment-covered baking sheet or plate.
    2. Flash Freeze: Transfer the baking sheet to the freezer for at least 2 hours, or until the tomatoes are completely frozen solid.
    3. Transfer to Freezer Bags: Once frozen, remove the tomatoes from the baking sheet and transfer them to a freezer-safe bag or airtight container. Squeeze out as much extra air as possible from the bag to prevent freezer burn.
    4. Store: Label the bag or container with the date. Frozen sun-dried tomatoes can be kept for up to 3 months. When ready to use, simply thaw them in the refrigerator or add them directly to cooked dishes.

Revitalizing Your Sun-Dried Tomatoes: How To Rehydrate Them

Sun-dried tomatoes stored in olive oil are perfectly delicious and ready to use straight from the jar, offering a rich, chewy texture. However, if you prefer a softer, plumper texture for certain dishes, or if you’ve frozen them dry, rehydration is a simple process:

  • Hot Water Method: The most common way to rehydrate is to place the sun-dried tomatoes in a heatproof bowl and cover them with hot (but not boiling) water. Let them soak for about 20 minutes, or until they have softened and plumped up to your desired consistency. Drain thoroughly before using.
  • Broth or Wine Method: For an extra layer of flavor, consider rehydrating them in warm vegetable broth or even a splash of white wine. This infuses them with additional savory notes that can complement your dish.
  • The “Copenhagen Trick” (Tomato Juice): A truly ingenious method I recently learned in Copenhagen involves soaking sun-dried tomatoes in warm tomato juice. This trick truly amplifies their natural tomato flavor, making them incredibly delicious and vibrant. It’s an excellent way to deepen the umami profile.

Once rehydrated, gently squeeze out any excess liquid before chopping or incorporating them into your recipes.

Sun-Dried Tomatoes in Weck Jars: Beautifully preserved oven-dried tomatoes in glass jars, showcasing their vibrant color and readiness for use.

Endless Culinary Possibilities: How To Use Your Homemade Sun-Dried Tomatoes

Once you have a batch of these intensely flavored sun-dried tomatoes, a world of culinary possibilities opens up. Their sweet, tangy, and umami-rich profile makes them a fantastic addition to almost any meal. Here are just a few ideas to get you started:

  • Salads: Chop them and toss into green salads, pasta salads, or grain bowls for a burst of concentrated flavor. They pair wonderfully with feta, mozzarella, fresh basil, and olives.
  • Soups and Stews: Add chopped sun-dried tomatoes to enrich the flavor of minestrone, tomato soup, lentil soup, or hearty stews. Their depth adds a gourmet touch.
  • Pasta Dishes: A classic pairing! Stir them into simple olive oil and garlic pasta, creamy sauces, pesto, or baked pasta dishes. They are essential for a robust Mediterranean-inspired pasta.
  • Pizzas and Flatbreads: Scatter them over homemade or store-bought pizza dough before baking for an instant upgrade. They also work beautifully on focaccia or flatbreads with goat cheese and herbs.
  • Breakfast and Brunch: Incorporate them into frittatas, quiches, scrambled eggs, or omelets for a savory morning treat. They add a bright, zesty note.
  • Sandwiches and Wraps: Layer them into sandwiches, paninis, or wraps with fresh greens, cheese, and grilled chicken or vegetables for an extra layer of flavor and texture.
  • Baked Goods: Surprising but delightful! Fold chopped sun-dried tomatoes into savory scones, biscuits, or even bread dough for a delicious twist.
  • Spreads and Dips: Blend them into hummus, tapenade, or a creamy white bean dip. You can also make a fantastic sun-dried tomato pesto by blending them with pine nuts, basil, garlic, and Parmesan.
  • Marinades and Dressings: Finely chop and add to vinaigrettes for a tangy dressing, or include them in marinades for chicken, fish, or vegetables.
  • Cheese Boards: Serve whole or sliced sun-dried tomatoes as part of an antipasto platter or charcuterie board. They pair excellently with soft cheeses, cured meats, and crusty bread.

With their intense flavor and versatility, homemade oven sun-dried tomatoes are sure to become a cherished staple in your kitchen, bringing a taste of summer sunshine to your dishes all year long.

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Oven Sun-Dried Tomatoes

Oven “Sun-Dried” Tomatoes

4.9 from 24 reviews
  • Author: Ali


  • Prep Time:
    10 mins


  • Cook Time:
    3 hours


  • Total Time:
    3 hours 10 mins


  • Yield:
    About 1 cup
Print Recipe

Description

This homemade sun-dried tomatoes recipe is super easy to make in the oven and irresistibly delicious!


Ingredients

Scale

  • 1 pint cherry or grape tomatoes*
  • fine sea salt

Instructions

  1. Heat oven to 250°F (120°C). Line a large baking sheet with parchment paper.
  2. Slice the tomatoes in half lengthwise. Place them cut-side-up on the baking sheet. Sprinkle lightly with fine sea salt.
  3. Bake for 2.5 to 3.5 hours, or until the tomatoes are dried out and leathery, keeping an eye on them so that they don’t burn, especially towards the end.
  4. Remove from the oven and let cool completely. Serve immediately. To store, transfer the sun-dried tomatoes to a clean jar and fill with olive oil until the tomatoes are completely covered. Add in any desired seasonings (such as a clove of garlic and/or herbs), then cover and refrigerate for up to 4 days. Or see freezer storage instructions in the notes below for longer preservation.

Notes

Types of tomatoes: Roma tomatoes also work great! Just cut them in half lengthwise, then hollow out and discard the pulp, then proceed with the recipe as directed above. Because of their larger size, Roma tomatoes will typically need to bake for around 5-6 hours.

Amount of tomatoes: 1 pint is just a suggestion here. Feel free to make as large or small a batch as you prefer, adjusting baking sheets as needed. Ensure tomatoes are in a single layer.

Freezer instructions: For long-term storage, spread the cooled sun-dried tomatoes out in an even layer on a parchment-covered baking sheet or plate. Then transfer to the freezer for at least 2 hours, or until the tomatoes are frozen solid. Remove and transfer the frozen tomatoes to a freezer-safe bag, squeeze out any extra air, then freeze for up to 3 months.

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