Thereโs nothing quite like the moment you slice into a homemade boysenberry pie. That first glimpse of the deep, jewel-toned filling, bubbling through a golden, lattice crust is pure magic. The scent of sweet-tart berries and buttery pastry fills your kitchen, promising a dessert thatโs both comforting and spectacular.
This isn’t just a pie; it’s a celebration of summer, a tribute to patience, and a guaranteed showstopper that will have everyone asking for seconds. Best of all, my tried-and-true method makes this classic dessert completely achievable, even for novice pie makers.
WHY THIS HOMEMADE BOYSENBERRY PIE WILL STEAL YOUR HEART
Hereโs a breakdown of what makes this boysenberry pie exceptional:
- The Method: Our detailed, step-by-step instructions are designed to guide you confidently to a gorgeous and delicious final result.
- The Filling: We’ve perfected the sweet-to-tart ratio, ensuring the complex flavor of the boysenberries is the star.
- The Berries: By using a combination of fresh and frozen boysenberries, you can capture peak freshness and make this pie with fantastic results year-round.
- The Crust: It features a flaky, all-butter crust designed to be a sturdy vessel that complements the filling without getting soggy.

Boysenberry Pie
- Total Time: 2 hours 20 minutes
- Yield: 1 9-inch pie (8 servings) 1x
- Diet: Vegetarian
Description
A classic boysenberry pie with a flaky golden crust and a juicy, tart-sweet berry filling that bursts with flavor.
Ingredients
- 4 cups fresh or frozen boysenberries
- 1 cup granulated sugar
- 3 tbsp cornstarch
- 1 tbsp lemon juice
- 1/4 tsp salt
- 1 tbsp unsalted butter, cut into small pieces
- 1 package (2 sheets) refrigerated pie crust or homemade double crust
- 1 egg, lightly beaten (for egg wash)
- 1 tbsp coarse sugar for topping (optional)
Instructions
- 1. Preheat the oven to 400ยฐF (200ยฐC). Place a baking sheet on the middle rack to catch any drips.
- 2. In a large bowl, combine boysenberries, sugar, cornstarch, lemon juice, and salt. Gently toss until the berries are evenly coated.
- 3. Roll out one pie crust and fit it into a 9-inch pie dish. Trim any excess dough around the edges.
- 4. Pour the berry filling into the crust and dot the top with small pieces of butter.
- 5. Roll out the second crust and place it over the filling. Trim, fold, and crimp the edges to seal. Cut 3โ4 slits in the top to vent steam.
- 6. Brush the top crust with beaten egg and sprinkle with coarse sugar if desired.
- 7. Bake for 20 minutes, then reduce the oven temperature to 375ยฐF (190ยฐC) and bake for an additional 30โ35 minutes, or until the crust is golden brown and the filling is bubbling.
- 8. Cool on a wire rack for at least 2 hours before slicing to allow the filling to set.
Notes
- If using frozen boysenberries, thaw and drain them before mixing with the other filling ingredients.
- For a glossy finish, brush the top crust with a mixture of egg yolk and 1 tablespoon of milk.
- Serve with vanilla ice cream or lightly whipped cream for a perfect finish.
- Prep Time: 25 minutes
- Cook Time: 55 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice
- Calories: 380
- Sugar: 28g
- Sodium: 210mg
- Fat: 17g
- Saturated Fat: 8g
- Unsaturated Fat: 8g
- Trans Fat: 0g
- Carbohydrates: 55g
- Fiber: 4g
- Protein: 4g
- Cholesterol: 40mg
Keywords: boysenberry, pie, fruit dessert, homemade pie
YOUR BOYSENBERRY PIE SHOPPING LIST
Gathering your boysenberry pie ingredients is the first step to pie success. Using high-quality components here makes a world of difference.
For the Perfect Flaky Pie Crust:
- All-Purpose Flour: The foundation for a sturdy, flaky crust.
- Salted Butter: Use cold butter, straight from the fridge. This is non-negotiable for creating steam and flakiness.
- Ice Water: The key to keeping the butter cold during mixing.
- A Pinch of Salt: To balance the sweetness.
For the Luscious Boysenberry Filling:
- Fresh or Frozen Boysenberries: You’ll need about 5 cups. Frozen work excellently and don’t need to be thawed completely.
- Granulated Sugar: Sweetens the filling.
- Cornstarch: This is our thickening agent, essential for a sliceable pie that isn’t runny.
- Lemon Juice: A splash brightens all the flavors and enhances the berries’ natural tartness.
- Vanilla Extract: Adds a warm, complex depth to the filling.
- A Pinch of Salt: Again, this makes the sweet and tart notes pop.
For the Finishing Touch:
- An Egg: For an egg wash to give the crust a beautiful, glossy golden finish.
- Coarse Sugar: For sprinkling on top for a delightful crunch.
ESSENTIAL BOYSENBERRY PIE-MAKING TOOLS
Essential Tools:
- 9-inch Pie Dish: The foundation for your boysenberry pie.
- Rolling Pin: For rolling out the dough to the perfect size.
- Large Mixing Bowl: For combining your filling and preparing the crust.
- Pastry Cutter or Food Processor: To blend the butter into the flour for a flaky crust.
- Sharp Knife or Pastry Wheel: Essential for cutting dough strips to create a lattice top.
Highly Recommended Extras:
- Baking Sheet: Placed underneath the pie dish to catch any bubbling-over fillings.
- Pastry Brush: For applying an egg wash to achieve a golden, glossy crust.
CRAFTING YOUR MASTERPIECE: A STEP-BY-STEP GUIDE
Let’s walk through the process together. I promise, it’s more simple than it looks.
1. Make the Pie Dough
- Combine Dry Ingredients: In a large bowl, mix the flour and salt.
- Cut in Butter: Add the cold, cubed butter to the bowl.
- Blend: Using a pastry cutter, work the butter into the flour until the mixture resembles coarse crumbs with some pea-sized pieces remaining.
- Add Water: Gradually add ice water, one tablespoon at a time, mixing with a fork until the dough just begins to clump together.
- Form the Dough: Turn the dough onto a floured surface, gently knead it into a ball, and divide it in half.
- Chill: Flatten each half into a disk, wrap tightly in plastic wrap, and refrigerate for at least 1 hour. (This step is crucial for a flaky crust).
2. Prepare the Boysenberry Filling
- Combine Ingredients: In a large bowl, gently toss the boysenberries with sugar, cornstarch, lemon juice, vanilla, and salt.
- Be Gentle: Take care not to crush the berries.
- Let it Sit: The mixture will look dry at first, but the berries will release their juices and create a thick, glossy filling as they sit.

3. Assemble the boysenberry pie
- Preheat Oven: Preheat your oven to 400ยฐF (200ยฐC).
- Roll Bottom Crust: On a floured surface, roll one disk of dough into a 12-inch circle and carefully transfer it to your pie dish.
- Add Filling: Pour the prepared boysenberry filling into the bottom crust.
- Create Top Crust: Roll out the second disk of dough.
- For a solid top, place it over the filling, cut a few slits for steam, and seal the edges.
- For a lattice top, cut the dough into strips and weave them over and under each other on top of the filling.
- Seal Edges: Crimp the edges of the crust to seal.

4. Bake the Pie
- Prevent Burning: If the crust edges brown too quickly, cover them with strips of foil.
- Add Shine & Sprinkle: Brush the top crust with a beaten egg and sprinkle generously with coarse sugar.
- Bake: Place the pie on a baking sheet and bake for 45-55 minutes.
- Check for Doneness: The pie is ready when the crust is a deep golden brown and the filling is thick and bubbly.
MY GRANDMA’S SECRET FOR THE BEST BERRY FILLING
My grandma taught me a simple trick that guarantees your boysenberry pie filling won’t be watery. Let the filling mixture sit for about 15 minutes after you combine everything. Then, gently stir it again. You’ll see a thick, syrupy liquid forming at the bottom of the bowl.
This is the cornstarch doing its job with the berry juices before it goes in the oven, which means no runny pie after baking.
EXPERT TIPS FOR PIE PERFECTION
For the flakiest crust, handle the dough as little as possible. Overworking it develops gluten, which leads to a tough crust. Also, always start with a hot oven. The high initial heat helps set the crust quickly and creates that desired flakiness.
Furthermore, allow your pie to cool completely before slicing. This is the hardest but most important step, as it gives the filling time to set properly.
FUN AND DELICIOUS RECIPE VARIATIONS
Feel free to get creative with your boysenberry pie. For a nutty crunch, add a streusel topping instead of a top crust. Alternatively, mix in other berries like raspberries or blackberries for a “berry medley” pie. For a decadent twist, stir in a half cup of dark chocolate chips with the filling before baking.

STORING AND FREEZING YOUR BOYSENBERRY PIE
Once cooled, you can store your boysenberry pie covered at room temperature for one day. After that, refrigerate it for up to 4 days. This pie also freezes beautifully. Wrap the cooled, baked pie tightly in plastic wrap and foil, and freeze for up to 3 months. Thaw in the refrigerator overnight.
TROUBLESHOOTING YOUR BOYSENBERRY PIE
My filling is too runny.
This usually happens if the pie wasn’t baked long enough for the cornstarch to activate fully, or if it was sliced while still warm. Always bake until bubbling and cool completely.
My bottom crust is soggy.
Using a glass or ceramic pie dish helps, as it conducts heat better than metal. Placing a baking sheet in the oven to preheat and then setting your pie dish on it can also help cook the bottom crust more aggressively.
The crust edges are burning.
This is a common issue. Simply shield the edges with foil or a pie crust shield partway through the baking time.
THE PERFECT WAY TO SERVE YOUR BOYSENBERRY PIE
Serve this boysenberry pie at room temperature or slightly warm. Of course, a giant scoop of vanilla bean ice cream melting over a slice is the absolute perfect pairing. A dollop of freshly whipped cream is also a fantastic choice.

A SWEET TRIP DOWN MEMORY LANE
Iโll never forget the first time I had a real boysenberry pie. I was visiting a roadside farm stand with my family, and they sold slices from a whole pie displayed under a glass dome. That single slice, with its complex flavor that was both familiar and entirely new, sparked my lifelong love for this incredible berry. Now, every time I bake one, the smell transports me right back to that sunny afternoon.
FREQUENTLY ASKED QUESTIONS
What is in boysenberry pie?
A classic boysenberry pie contains a filling made primarily from boysenberries, sugar, and a thickening agent like cornstarch, all encased in a flaky pastry crust.
What does boysenberry taste like?
A boysenberry tastes like a wonderful mix of a raspberry and a blackberry. It’s intensely fruity, slightly tart, and deeply sweet, making it exceptionally flavorful for pies.
Is boysenberry a real fruit?
Yes, absolutely! The boysenberry is a real berry, a cross between a European raspberry, a common blackberry, and a loganberry. It was developed by Rudolph Boysen in the early 1920s.
FINAL CHECKLIST BEFORE YOU BAKE
Before you begin, quickly run through this list. Is your butter for the crust thoroughly chilled? Are your pie dough disks chilled for at least an hour? Is your oven fully preheated? Is your filling mixed and ready to go? Finally, do you have a baking sheet ready to place the pie on?