Heirloom Tomato Tart

The process starts with slicing cold, firm heirloom tomatoes, the knife crunching through their thick skins. I like to lay them out on paper towels to soak up excess moisture before assembling.

Rolling out the pastry is a messy, floury affair, but I prefer it that way—no perfect edges, just a rustic, flaky base ready for the tomatoes to sit on.

The faint crackle of the tomato skins as they bake, releasing their smoky aroma and juicy burst with each bite.

Key Ingredients and Substitutes

• Heirloom tomatoes: I love the mix of sweet, tangy, and smoky flavors, especially when they’re ripe and oozy. Swap in cherry or heirlooms from the farmer’s market, or skip for standard beefsteak but adjust seasoning.
• Pie crust: I prefer a flaky, butter-rich crust that’s easy to roll out, even if it’s a bit rustic. You can use store-bought for convenience or make your own with cold butter and a splash of vinegar for extra crunch.
• Cheese: A sprinkle of fresh mozzarella or goat cheese adds creaminess and tang. Skip the cheese if you’re dairy-free, or swap in a nut-based spread for a similar richness.
• Herbs: Fresh basil or thyme brighten up the tart with aromatic, herbaceous notes. Dried herbs work in a pinch but lose that vibrant pop—use sparingly and crush them for more flavor.
• Olive oil: Drizzle good-quality extra virgin for a fruity, peppery finish that enhances the tomatoes. If you’re out, a light splash of avocado oil works almost as well—just skip the flavorless oils.
• Salt and pepper: Essential for balancing the tomatoes’ acidity. I use sea salt and freshly cracked black pepper, but a sprinkle of flaky sea salt right before serving makes a noticeable difference.

Heirloom Tomato Tart

This rustic tomato tart features thinly sliced heirloom tomatoes layered on a flaky, buttery pastry crust. The dish is assembled with fresh herbs and cheese, then baked until the tomatoes are juicy and slightly smoky, and the crust is golden and crisp. The final result is a vibrant, juicy tart with a flaky exterior and tender, flavorful toppings.

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Prep Time 30 minutes mins

Cook Time 30 minutes mins

Total Time 1 hour hr

Servings: 4

Course: Main Course

Cuisine: French

Calories: 350

Ingredients Equipment Method

Ingredients

  

• 2 cups all-purpose flour for pastry dough
• 1/2 cup cold unsalted butter cut into small pieces
• 1 teaspoon vinegar optional, for flaky crust
• about 4 cups heirloom tomatoes firm, ripe, thinly sliced
• 1 cup fresh mozzarella or goat cheese crumbled or sliced
• 2 tablespoons olive oil good quality, extra virgin
• 1 tablespoon fresh basil or thyme chopped
• to taste sea salt and freshly cracked black pepper

Equipment

• Rolling pin
• Baking sheet
• Pie dish or tart pan
• Paper towels
• Sharp knife

Method

 

1. Begin by preparing your pastry dough: combine flour with a pinch of salt in a bowl, then cut in the cold butter using a pastry cutter or your fingers until the mixture resembles coarse crumbs. Add a splash of vinegar and cold water, mixing just until the dough comes together. Wrap in plastic and chill in the fridge for at least 30 minutes.
2. While the dough chills, slice the heirloom tomatoes thinly and lay them out on paper towels to absorb excess moisture. Pat them gently to remove surface water, which helps prevent sogginess.
3. Preheat your oven to 375°F (190°C). Roll out the chilled dough on a floured surface into a rustic circle, about 12 inches in diameter. Transfer it to a parchment-lined baking sheet or tart pan, and trim any uneven edges.
4. Spread a thin layer of crumbled cheese over the base of the pastry, leaving a 1-2 inch border around the edges. Drizzle with a little olive oil over the cheese.
5. Arrange the sliced tomatoes over the cheese, overlapping slightly and covering most of the surface for a colorful, layered look. Sprinkle chopped herbs over the top, and season lightly with salt and pepper.
6. Fold the edges of the pastry border over the tomatoes, pinching gently to create a rustic, crimped edge. Brush the crust with a little olive oil for extra golden color.
7. Bake the tart in the preheated oven for about 30 minutes, or until the crust is golden and flaky, and the tomatoes are bubbly and slightly caramelized around the edges. The aroma of baked herbs and roasted tomatoes will fill your kitchen.
8. Remove the tart from the oven and let it rest for a few minutes. Drizzle with a little extra virgin olive oil, and sprinkle with fresh herbs or a pinch of flaky sea salt for flavor enhancement.
9. Slice the tart into wedges and serve at room temperature or slightly warm. Enjoy the crispy crust paired with juicy, smoky tomatoes and the rich, melty cheese for a delightful, rustic flavor.

Common mistakes and how to fix them

• FORGOT to chill the pastry dough, resulting in a greasy, hard crust. Chill for at least 30 minutes.
• DUMPED the salt on the tomatoes before baking, making the tart overly salty. Salt after baking instead.
• OVER-TORCHED the edges of the tart, giving a bitter, burnt flavor. Keep an eye and cover with foil if needed.
• MISSED draining excess moisture from tomatoes, causing soggy crust. Pat dry with paper towels before assembling.

Make-Ahead and Storage Tips

• Prepare the pastry and blind bake it a day in advance; store wrapped in foil in the fridge for up to 24 hours.
• Slice heirloom tomatoes and layer on paper towels to absorb moisture; keep refrigerated for up to 4 hours before assembling.
• Assemble the tart a few hours ahead and refrigerate; the flavors meld more overnight, but keep it covered loosely.
• Reheat the tart gently at 350°F for 10 minutes to restore some crispness, or serve at room temperature for best texture.
• Flavors intensify overnight as the tomatoes release their juices and mingle with herbs; perfect for a make-ahead meal.

FAQs

1. How do heirloom tomatoes differ in texture and flavor?

Heirloom tomatoes are juicy and tender, with a bright, slightly sweet flavor. Their skins are delicate, so handle them gently to avoid squishing the flesh and losing that burst of fresh, fragrant juice.

2. What kind of tomatoes work best for this tart?

Use the ripest, most fragrant tomatoes you can find—firm but with a little give, and a sweet, smoky aroma. Ripe tomatoes have a more complex, oozy texture that makes the tart shine.

3. How do I avoid a soggy crust?

To prevent sogginess, slice the tomatoes thin and pat them dry with paper towels to soak up excess moisture. Baking with a slightly salted layer draws out extra juices, keeping the crust crisp.

4. Can I reheat the tart later?

Reheat the tart at 350°F for about 10 minutes until the crust crisps up slightly and the cheese warms, releasing its salty, nutty aroma. Serve at room temperature for that just-baked feel.

5. How long can I keep the tart?

The tart is best enjoyed fresh but can be stored in the fridge for up to 24 hours. Reheat gently or serve at room temp to keep the flaky crust and juicy tomatoes in check.

Olivia James

Hi, I’m Olivia Chen-Williams, a professional chef, cooking instructor, and the founder of Turn Around At 50. For nearly three decades, my life has revolved around kitchens. Not the quiet, romantic kind, but the real ones. Hot, loud, demanding, and deeply alive.