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Irresistible Blackberry Pie Bars: A Shortbread Delight with Creamy Custard Filling

Experience a symphony of textures and flavors with these incredible blackberry pie bars! Featuring a golden, buttery shortbread crust, a luscious, custard-like blackberry pie filling, and a delightful crumb topping, these bars offer a delicious and convenient alternative to traditional blackberry pie. Perfect for any occasion, they’re sure to become a beloved favorite.

After more than a decade of sharing cherished recipes, it’s quite surprising how few showcase the vibrant and often underestimated blackberry. While blueberries and strawberries often steal the spotlight, and raspberries hold their own, blackberries deserve far more appreciation. That’s why we’re bringing them center stage in a recipe that’s guaranteed to win over even the most ardent berry skeptics: these absolutely divine blackberry pie bars.

Forget the fuss of a traditional pie; these bars redefine convenience and flavor. They start with a robust shortbread crust, which provides a sturdy and buttery foundation. Nestled within is a remarkably creamy, almost custard-like filling, bursting with the sweet-tart essence of fresh blackberries. Capping it all off is a perfectly textured crumb topping, adding an extra layer of indulgence. The result? A truly fan-freaking-tastic dessert that’s effortlessly elegant and incredibly satisfying.

Why These Blackberry Pie Bars Are Your New Go-To Dessert

There’s something uniquely captivating about these blackberry pie bars that sets them apart from other desserts. Their layered construction offers a delightful experience in every bite, making them a superb choice for a variety of occasions. Here’s why they should be at the top of your baking list:

Effortless Elegance: While they look impressive, these bars are surprisingly easy to prepare. They offer all the comforting flavors of a homemade pie without the intricate steps of making a traditional pie crust and lattice.
Perfect Portability: Unlike a slice of pie that can be messy to transport, these bars are sturdy and hold their shape beautifully. This makes them ideal for picnics, potlucks, family gatherings, or holiday celebrations. Simply cut them into squares and arrange them on a platter for a crowd-pleasing treat.
Creamy Custard Dream: The star of these bars is undeniably the rich, creamy, and velvety filling. It’s infused with the natural sweetness and tang of fresh blackberries, creating a perfectly balanced flavor profile that’s both refreshing and decadent. The custard-like texture melts in your mouth, providing a delightful contrast to the crumbly crust and topping.
Versatile Serving: These bars are equally delicious served at room temperature or chilled, offering flexibility based on your preference or the weather. They’re fantastic on their own, but also shine when paired with a scoop of vanilla bean ice cream or a dollop of freshly whipped cream.
Seasonal Celebration: Blackberries truly come alive in the summer months. This recipe is a fantastic way to utilize the abundance of fresh, plump berries, transforming them into a show-stopping dessert that embodies the warmth and vibrancy of the season.

Just look at those gorgeous, plump blackberries! Their deep, juicy color promises an explosion of flavor in every bite. When selecting blackberries, look for plump, firm berries that are a uniform deep purple or black color. Avoid any that are soft, moldy, or reddish in hue, as these indicate they are underripe or past their prime.

Mastering Your Blackberry Pie Bars: Tips for Success

While these blackberry pie bars are relatively straightforward to assemble, a little patience and attention to detail will ensure they turn out absolutely perfect every time. Here are some key tips:

The Importance of Setting Time: This is perhaps the most crucial step! After baking, it’s vital to allow the bars to cool and set for at least one hour. This waiting period allows the creamy, custard-like center to firm up properly, similar to how a cheesecake needs time to set. Rushing this step will result in a messy, unset filling, so resist the urge to slice too early! For perfectly neat squares, you might even consider chilling them for an hour or two after they’ve cooled a bit.
Pan Preparation: You can certainly cut these bars directly in the pan. However, if you prefer to easily remove them from the pan before slicing for a cleaner presentation, line your greased 9×13-inch baking pan with parchment paper. Leave an overhang on the sides to create “handles” that you can use to lift the entire slab of bars out once they’ve cooled.
Chilled Butter for the Crust: For the best shortbread crust and crumb topping, ensure your unsalted butter is cubed and thoroughly chilled. Cold butter prevents overmixing and creates those desirable tender, flaky crumbs when cut into the flour mixture.
Even Berry Distribution: When folding the blackberries into the filling and spreading the mixture over the crust, take a moment to ensure the berries are distributed as evenly as possible. This prevents pockets of just filling or clumps of berries, guaranteeing a balanced flavor and texture in every bar.
Storage and Make-Ahead: These bars are delicious whether served fresh or chilled. If you plan to serve them immediately, refrigeration isn’t strictly necessary once they’ve set. However, they are absolutely fabulous served chilled, making them a fantastic make-ahead dessert. Store any leftovers in an airtight container in the refrigerator for up to 3 days to maintain their freshness and texture.

Beyond Blackberries: Fruit Substitutions and Festive Combinations

While blackberries are the star of this recipe, the versatility of these pie bars means you can easily adapt them to other fruits. If blackberries aren’t your favorite, or if you simply want to experiment, feel free to substitute another beloved berry or even a combination. Blueberries, raspberries, or a mix of both would work wonderfully, lending their own unique sweetness and tartness to the creamy filling.

But if you’re like many who typically gravitate towards the familiar comfort of strawberries and blueberries, we urge you to give blackberries a chance in this recipe. Their unique earthy sweetness and slight tartness provide a depth of flavor that is truly exquisite. For those celebrating special occasions like Memorial Day or planning ahead for the 4th of July, consider a vibrant combination of blackberries and raspberries. The contrasting colors and complementary flavors will create a super festive and patriotic presentation that’s as delightful to look at as it is to eat!

Blackberry Pie Bars Recipe

Rating: 4.54 out of 5 (32 ratings)

Yield: 24 bars

Prep Time: 30 mins

Cook Time: 1 hr

Total Time: 1 hr 30 mins

Blackberry Pie Bars – A shortbread crust, a creamy, custard-like blackberry pie filling, and a crumb topping.

Ingredients

For the Crust and Topping

1½ cups (300 g) granulated sugar
2 lemons, zested
3 cups (375 g) all-purpose flour
¼ teaspoon (0.25 teaspoon) salt
1½ cups (340.5 g) unsalted butter, cubed and chilled

For the Blackberry Filling

4 eggs
2 cups (400 g) granulated sugar
1 cup (230 ml) sour cream
¾ cup (93.75 g) all-purpose flour
Pinch of salt
6 cups (864 g) fresh blackberries, (30 ounces)

Instructions

Preheat the oven to 350 degrees F. Grease a 9×13-inch baking pan with butter; set aside. (You can cut these bars right in the pan, but if you prefer to remove them from the pan before slicing, line the pan with parchment paper after greasing so you can use it to lift the bars out once cool.)
Make the Crust: In a large bowl, combine the granulated sugar and the lemon zest. Using your fingers, rub the zest into the sugar until all of the sugar has been moistened. Whisk in the flour and salt to combine. Add the butter and use a pastry blender or two knives to cut the butter into the dry mixture until the pieces of butter are no larger than the size of peas.
Measure out 1½ cups of the crumb mixture to use for the topping and put it in the refrigerator until needed. Press the remaining mixture into the bottom of the pan in an even layer. Bake the crust until golden brown, about 15 to 20 minutes. Set on a wire rack while you prepare the filling.
Make the Filling: In a large bowl, whisk the eggs until thoroughly combined. Add the sugar, sour cream, flour, and salt, and whisk until the mixture is completely combined and smooth. Using a rubber spatula, gently fold in the blackberries. Pour the mixture evenly over the crust and use the spatula to ensure the filling mixture is evenly spread over the crust and the blackberries are sitting in a mostly single layer and not bunched up anywhere.
Sprinkle the reserved crust mixture evenly over the filling. Bake until the top is lightly browned, about 50 to 60 minutes. Place the pan on a wire rack and cool for at least 1 hour before slicing and serving. Leftovers should be stored in an airtight container in the refrigerator for up to 3 days.

Notes

Nutritional values are based on one bar.

Nutrition Information

Calories: 332kcal, Carbohydrates: 48g, Protein: 3g, Fat: 14g, Saturated Fat: 8g, Cholesterol: 62mg, Sodium: 46mg, Potassium: 118mg, Fiber: 2g, Sugar: 31g, Vitamin A: 530IU, Vitamin C: 12.4mg, Calcium: 34mg, Iron: 1.3mg

Share Your Creation!

Did you make this delightful blackberry pie bar recipe? We’d love to see your culinary masterpiece! Leave a review below to share your experience. Then, snap a picture and tag @thebrowneyedbaker on Instagram so we can admire your delicious results!

Author: Michelle Lettrich

Course: Dessert

Cuisine: American

Looking for More Sweet Inspiration?

If you loved these blackberry pie bars, you might also enjoy exploring some of our other cherished dessert recipes. Here are a few to get your baking gears turning:

Lemon Blueberry Cheesecake Bars – A zesty and creamy treat, perfect for blueberry lovers.
Rhubarb-Pie Tartlets – Elegant and tart, these individual pies are a delightful seasonal option.
Greek Celebration Bread – For those who enjoy baking a more traditional, rich, and aromatic bread.

This timeless recipe was originally published on May 24, 2010, and continues to be a favorite!