Get ready to fall in love with Blueberry Pie Bars with Lattice Top! Buttery crust meets a burst of fresh blueberries under a golden lattice for handheld bites of summer sweetness. The flaky, golden crust gives way to a jammy filling kissed with lemon zest, balancing buttery richness and tangy fruit in every bite. Perfect for picnics, potlucks, or an afternoon treat, these bars are a breeze to whip up and impossible to resist.
Key Ingredients
Let’s talk about the simple yet crucial ingredients that give these bars their tender crust and vibrant blueberry zing.
- 2 cups all-purpose flour: Provides a sturdy base for the crust that stays tender and holds together under the fruity filling.
- 1/2 cup granulated sugar: Adds sweetness to the dough, balancing the tartness of the blueberries.
- 1 teaspoon baking powder: Gives the crust a slight lift, ensuring a light and flaky texture.
- 1/4 teaspoon salt: Enhances the overall flavor of the crust by bringing out the buttery notes.
- 1 cup unsalted butter, cold and cubed: Creates a rich, flaky crust when cut into the dry ingredients.
- 1 large egg: Acts as a binder, holding the dough together for easy pressing and cutting.
- 1 teaspoon vanilla extract: Infuses the crust with a warm, aromatic sweetness.
- 2 cups fresh blueberries: The star of the show, providing juicy bursts of natural sweetness.
- 1/2 cup granulated sugar: Sweetens the blueberry filling and helps create a jammy consistency.
- 2 tablespoons cornstarch: Thickens the filling so it sets nicely when baked.
- 1 tablespoon lemon juice: Brightens the filling with a tangy kick that complements the blueberries.
- 1 teaspoon lemon zest: Intensifies the citrus flavor for a zesty pop.
- pinch salt: Balances the sweetness and enhances the fruit flavors in the filling.
How To Make Blueberry Pie Bars with Lattice Top
Baking these bars is a fun, step-by-step process that starts with a flaky crust, moves on to a bright blueberry filling, and finishes with a classic lattice weave. You’ll prebake the base, whip up a jammy berry layer, craft a golden lattice from the reserved dough, and then let everything come together in the oven before cooling and slicing into perfect squares.
1. Preheat the oven to 350°F and line a 9×13-inch baking pan with parchment paper, leaving an overhang for easy removal.
2. In a large bowl, whisk together the all-purpose flour, granulated sugar, baking powder, and salt until evenly combined.
3. Cut the cold cubed butter into the dry ingredients using a pastry cutter or fork until the mixture resembles coarse crumbs.
4. Whisk the egg and vanilla extract in a small bowl, then add to the crumb mixture and stir until a soft dough forms.
5. Reserve about one third of the dough, then press the remaining dough evenly into the bottom of the prepared pan to form the crust.
6. Bake the crust for 12 minutes, until it’s just set but not browned, then remove from the oven.
7. Meanwhile, in another bowl, toss the blueberries with granulated sugar, cornstarch, lemon juice, lemon zest, and a pinch of salt until well coated.
8. Spread the blueberry filling evenly over the prebaked crust, ensuring full coverage.
9. Roll the reserved dough into strips about 1/2 inch wide and lay them in a lattice pattern over the filling for that classic look.
10. Bake for 30 to 35 minutes, until the lattice is golden brown and the filling is visibly bubbling.
11. Allow the bars to cool completely in the pan on a wire rack before lifting out with the parchment overhang and cutting into squares.
Serving Suggestions
These Blueberry Pie Bars with Lattice Top are fantastic on their own, but a few simple touches can elevate the experience even more.
- Scoop of vanilla ice cream: Place a dollop on each bar while still slightly warm for an indulgent contrast of hot and cold.
- Dust with powdered sugar: Lightly sift over the cooled bars to add a pretty, snow-kissed finish and a hint of extra sweetness.
- Fresh mint garnish: Top each square with a sprig of mint for a refreshing touch and a pop of color.
- Serve with a hot beverage: Pair the bars with a steaming cup of coffee or tea to balance the fruity sweetness.
Tips For Perfect Blueberry Pie Bars with Lattice Top
Here are some friendly pointers to ensure your blueberry bars turn out beautifully every time. Follow these simple tricks to save time, enhance flavor, and keep that lattice looking picture-perfect!
- Bars are best served chilled or at room temperature, which helps the filling set nicely and enhances each bite.
- Store in an airtight container in the refrigerator for up to 4 days to maintain that flaky crust and jammy center.
- Use frozen blueberries if fresh ones aren’t available; just thaw completely and drain before mixing to avoid excess juice.
- Brush lattice strips with egg wash (1 beaten egg with a teaspoon of water) for an extra golden sheen and glossy finish.
How To Store It
Proper storage keeps your bars tasting as amazing as the day you baked them. Here are a few tried-and-true methods to lock in freshness and flavor:
- Refrigerate: Place fully cooled bars in an airtight container and store in the fridge for up to 4 days.
- Freeze: Wrap the entire slab tightly in plastic wrap and foil, then freeze for up to 1 month. Thaw overnight in the fridge before cutting.
- Room temperature: If you plan to enjoy them within 24 hours, cover loosely with plastic wrap or foil and keep on the countertop.
- Reheat: Warm individual bars at 350°F for 5 minutes if you prefer the filling to be slightly softened and gooey.
Frequently Asked Questions
Got questions? I’ve got answers to your most common queries!
- What kind of pan do I need and how should I prepare it?
You’ll need a 9×13-inch baking pan. Line it with parchment paper leaving a 2- to 3-inch overhang on two opposite sides. This overhang lets you lift the bars out easily once they’re fully cooled.
- Can I use frozen blueberries instead of fresh?
Yes. Thaw the blueberries completely and drain any excess liquid before tossing them with sugar, cornstarch, lemon juice, lemon zest, and a pinch of salt. This prevents the filling from becoming too watery.
- My crust browned too quickly during prebake—any tips to avoid that?
Make sure your oven temperature is accurate at 350°F. Bake just until the crust is set and no longer raw, about 12 minutes; it should look barely golden at the edges but not brown. If your oven runs hot, you can lower the rack by one position or reduce the prebake time by 1–2 minutes.
- How can I get a perfect lattice top that’s golden and crisp?
Roll the reserved dough on a lightly floured surface to about ½-inch wide strips. Chill the strips in the fridge for 10 minutes before weaving to keep them from stretching. For extra sheen and color, brush with a light egg wash (1 beaten egg with a teaspoon of water) just before baking.
- The blueberry filling seems runny—how do I thicken it properly?
Be sure to toss the berries evenly with the full 2 tablespoons of cornstarch and ½ cup sugar. The cornstarch absorbs juices as the filling bakes. If your berries are extra juicy, you can increase the cornstarch to 3 tablespoons for a firmer set.
- Can I make these bars ahead of time or freeze them?
Yes. Bake and cool completely, then wrap the entire block tightly in plastic wrap and foil for up to 1 month in the freezer. Thaw in the fridge overnight, then cut into squares before serving. For making ahead without freezing, store cooled bars in an airtight container in the fridge for up to 4 days.
- How should I store and serve blueberry pie bars?
After cooling on a wire rack, use the parchment overhang to lift out the bars and place them on a cutting board. Cut into squares with a sharp knife. Serve chilled or at room temperature. Store any leftovers in an airtight container in the refrigerator for up to 4 days.
What Makes This Special
These Blueberry Pie Bars with Lattice Top hit every note you crave—flaky, buttery crust, burst-in-your-mouth berry filling, and a zesty lemon twist that keeps you coming back for more. They’re perfect for summer get-togethers or a cozy afternoon snack, and the lattice design adds that charming, homemade touch. Feel free to print this recipe and tuck it into your go-to binder so it’s always at your fingertips. If you have questions, tips of your own, or just want to gush about how much you love them, drop a comment below!
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Blueberry Pie Bars with Lattice Top
- Prep Time: 20 mins
- Cook Time: 47 mins
- Total Time: 1 hour 7 minutes
- Yield: 12 servings
- Category: Desserts
Description
Flaky, golden crust gives way to a jammy blueberry filling kissed with lemon, all woven together in a tender lattice. Each square balances buttery richness and tangy fruit in every bite.
Ingredients
- 2 cups all-purpose flour
- 1/2 cup granulated sugar
- 1 teaspoon baking powder
- 1/4 teaspoon salt
- 1 cup unsalted butter cold cubed
- 1 large egg
- 1 teaspoon vanilla extract
- 2 cups fresh blueberries
- 1/2 cup granulated sugar
- 2 tablespoons cornstarch
- 1 tablespoon lemon juice
- 1 teaspoon lemon zest
- pinch salt
Instructions
- Preheat the oven to 350°F and line a 9×13-inch baking pan with parchment paper, leaving an overhang for easy removal.
- In a large bowl whisk together the flour sugar baking powder and salt.
- Cut the cold cubed butter into the dry ingredients using a pastry cutter or fork until the mixture resembles coarse crumbs.
- Whisk the egg and vanilla extract in a small bowl then add to the crumb mixture and stir until a dough forms.
- Reserve about one third of the dough and press the remaining dough evenly into the bottom of the prepared pan.
- Bake the crust for 12 minutes until just set but not browned then remove from the oven.
- Meanwhile in another bowl toss the blueberries with sugar cornstarch lemon juice lemon zest and pinch of salt until well coated.
- Spread the blueberry filling evenly over the prebaked crust.
- Roll the reserved dough into strips about 1/2 inch wide and lay them in a lattice pattern over the filling.
- Bake for 30 to 35 minutes until the lattice is golden brown and the filling is bubbling.
- Allow the bars to cool completely in the pan on a wire rack before lifting out and cutting into squares.
Notes
- Bars are best served chilled or at room temperature.
- Store in an airtight container in the refrigerator for up to 4 days.
- Use frozen blueberries if fresh are unavailable and thaw before mixing.
- Brush lattice strips with egg wash for an extra golden sheen.