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Triple Berry Pie Recipe

Published: Jul 22, 2026 by Lea · This post may contain affiliate links · Leave a Comment

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If you love juicy, bursting-with-flavor desserts that celebrate the best of summer berries, then this Triple Berry Pie Recipe is about to become your new go-to favorite. Imagine a golden, flaky crust enveloping a luscious filling of raspberries, blueberries, and blackberries, sweetened just right and thickened to perfect sliceability. It’s vibrant in color, perfectly balanced in sweetness and tartness, and utterly irresistible. Whether you're baking it for a family gathering or a cozy weekend treat, this pie delivers pure bliss in every bite and showcases the simple magic of fresh berries coming together in harmony.

Ingredients You'll Need

The image shows two white round bowls placed on a white marbled surface. The left bowl is filled with a mix of red and dark berries, including raspberries, blackberries, and small red fruits, all partly soaked in a red juice, giving a juicy, textured look with visible seeds and berry chunks. The bowl on the right contains a thick red liquid topped with a white powder at the center, creating a layered contrast between the dark red and bright white. Part of a dough circle is visible at the top edge of the image, slightly overlapping the bowls. Photo taken with an iphone --ar 4:5 --v 7

The magic of this Triple Berry Pie Recipe lies in its simple, fresh ingredients — each handpicked to bring that perfect balance of taste, texture, and gorgeous color. Using fresh or frozen berries means you can enjoy this pie any time of the year, while the homemade pie crust ties it all together with buttery, flaky goodness.

  • Homemade pie crust (for a 9'' deep dish pan): The flaky base and top make this pie a showstopper and hold the luscious filling perfectly.
  • 7 cups mixed raspberries, blueberries, and blackberries: Approximately 2 ⅓ cups of each berry type, giving the pie its vibrant color and juicy sweetness.
  • 1 cup granulated sugar: Adds just the right amount of sweetness to balance the berries’ natural tartness; save some to sprinkle on top for a sparkling finish.
  • 1 tablespoon lemon juice: Enhances the berry flavors with a bright, fresh tang and keeps colors vivid.
  • 4 tablespoons cornstarch: Works as the thickening agent, giving the filling the perfect texture to slice neatly.
  • 2 tablespoons butter: Adds richness and a velvety finish to the filling.
  • 1 large egg white: Beaten for brushing on the crust, it helps achieve a beautiful shiny, golden-brown finish.

How to Make Triple Berry Pie Recipe

Step 1: Cook the Berries

Start by combining your mixed berries, sugar, and lemon juice in a large saucepan over medium heat. Let everything simmer gently for 5 to 10 minutes. This warms the berries through, releasing their natural juices and melding the flavors together. Don't hesitate to taste the mixture here — personalization is key! If you prefer a sweeter filling, a bit more sugar will do the trick.

Step 2: Thicken the Filling

Next, carefully spoon out about half a cup of the berry juice into a small bowl and whisk the cornstarch in until smooth and lump-free. Return the berries back to a gentle simmer and slowly pour in the cornstarch mixture. Stir carefully to avoid smashing berries, and watch as the filling thickens beautifully over 2 to 5 minutes. Then, remove from heat and stir in the butter for that creamy richness.

Step 3: Prepare the Pie Shell

Pour your luscious berry filling into the unbaked pie crust in your 9-inch deep dish pan. Whether you are using a lattice top or a full crust with vent holes, now is the time to add it. If you want to create a stunning lattice crust, roll out your dough, cut it into strips, and weave them over the filling with care. For extra flair, pinch and crimp the edges of the top and bottom crusts together to seal in all those gorgeous juices.

Step 4: Add the Finishing Touches

Brush your crust generously with the beaten egg white to get that shiny, golden crust everyone loves. Sprinkle a little sugar on top for a subtle sparkle and crunch. This final step makes your pie as beautiful as it is delicious.

Step 5: Bake to Perfection

Bake the pie at 400 degrees Fahrenheit for 40 to 45 minutes. Around the halfway mark, check on your pie — if the crust looks like it’s browning too quickly, gently cover it with foil. When your pie is perfectly golden and the filling is bubbling enticingly, take it out and let it cool on a wire rack. Cooling for several hours or even overnight is crucial for the filling to fully set, making slicing a breeze.

How to Serve Triple Berry Pie Recipe

A freshly baked berry pie with a golden-brown lattice crust showing rich dark red and purple berry filling underneath. The pie is in a clear glass pie dish placed on a white marbled surface. A single slice is served on a white plate below, revealing thick layers of juicy berry filling topped with the same lattice crust, slightly crumbly with sugar crystals. The crust edges are crimped and browned evenly. The deep berry filling contrasts with the light tan crust in a simple, homey presentation. photo taken with an iphone --ar 4:5 --v 7

Garnishes

Enhance each slice with a dollop of freshly whipped cream or a small scoop of vanilla ice cream to add creamy contrast to the tangy berries. For an extra fresh touch, garnish with a few whole berries sprinkled on top or a sprig of mint. These small details elevate the presentation and flavor without stealing the spotlight from the pie itself.

Side Dishes

Triple Berry Pie pairs wonderfully with simple sides that complement its sweet and tart profile. A crisp green salad with a light vinaigrette is a refreshing foil at a summer picnic, while a hot cup of chamomile or black tea brings cozy warmth for a dessert night in. Keep side dishes light to let the pie shine as the star of your spread.

Creative Ways to Present

For a delightful twist on tradition, serve your Triple Berry Pie Recipe in individual mini pie tins or mason jars for portion-controlled servings at parties. You can also cut the pie into rustic wedges and place them on colorful dessert plates with drizzles of berry coulis or a sprinkle of powdered sugar for a café-style feel. Presentation is part of the fun, so get creative and make it your own!

Make Ahead and Storage

Storing Leftovers

After enjoying your pie, cover any leftovers tightly with plastic wrap or foil and store them in the refrigerator. Properly covered, the pie will stay fresh and tasty for up to three days — giving you plenty of time to nibble on it again and again!

Freezing

You can freeze your triple berry masterpiece either before or after baking. To freeze unbaked, assemble the pie and wrap it securely in plastic wrap and foil to prevent freezer burn. For baked pies, cool completely and then wrap the same way. Frozen pies keep their flavor well for up to two months. When ready to enjoy, thaw overnight in the refrigerator.

Reheating

Warm slices gently in the microwave for about 30 seconds or in a preheated 350-degree oven for 10 to 15 minutes to recreate that just-baked feeling. Reheating enhances the aroma and softens the filling, making every bite as comforting as fresh from the oven.

FAQs

Can I use frozen berries instead of fresh?

Absolutely! Frozen berries work wonderfully and may even save you time. Just thaw and drain them a bit before cooking to prevent excess liquid, ensuring your filling isn’t too watery.

What can I substitute for cornstarch?

If you’re out of cornstarch, try using tapioca starch or arrowroot powder in the same quantity. Both produce a lovely thickening effect while keeping the filling clear and glossy.

How do I make a lattice crust?

Roll out your top crust and cut it into even strips using a pizza cutter. Lay strips over the pie filling in one direction, then carefully weave more strips perpendicular, folding strips back and forth to create that classic over-under pattern. Pinch the lattice and bottom crust edges to seal and bake as usual.

Why should I brush the crust with egg white?

The egg white gives the pie crust a beautiful shine and helps the sugar sprinkle adhere, creating a sparkling, golden finish that looks as appetizing as the pie tastes.

Can I prepare the pie crust in advance?

Yes! Pie crust can be made ahead and refrigerated for a couple of days or frozen for longer storage. This convenience can make your pie-making process much easier when you're in a hurry.

Final Thoughts

This Triple Berry Pie Recipe is truly a celebration of fresh fruit and buttery crust coming together to create something spectacular. It’s one of those dishes that feels like a warm hug on a plate, perfect for sharing with loved ones or treating yourself on a quiet afternoon. I can’t recommend enough giving this recipe a try — once you taste that vibrant, juicy filling and flaky crust, it might just become your signature dessert. Happy baking, and enjoy every flavorful slice!

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Triple Berry Pie Recipe

Triple Berry Pie Recipe


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4.4 from 9 reviews

  • Author: Lea
  • Total Time: 1 hour 5 minutes
  • Yield: 12 servings
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Description

This Triple Berry Pie recipe features a luscious blend of raspberries, blueberries, and blackberries in a flaky homemade pie crust with a golden lattice top. The berries are gently cooked with sugar and lemon juice, thickened with cornstarch for the perfect texture, and baked to juicy perfection. A delightful dessert that balances sweet and tart flavors, ideal for any occasion.


Ingredients

Pie Crust

  • 1 homemade pie crust for the bottom (for a 9'' deep dish pan)
  • 1 homemade pie crust for the top (for lattice or full crust)

Filling

  • 7 cups fresh or frozen raspberries, blueberries, and blackberries (about 2 ⅓ cups of each)
  • 1 cup granulated sugar (plus a little extra for sprinkling on top)
  • 1 Tablespoon lemon juice
  • 4 Tablespoons cornstarch
  • 2 Tablespoons butter
  • 1 large egg white (beaten with a fork)


Instructions

  1. Cook Berries: Add the raspberries, blueberries, blackberries, sugar, and lemon juice to a large saucepan over medium heat.
  2. Simmer: Cook the berries until warm and juicy, approximately 5-10 minutes, stirring gently to avoid mashing the berries. Taste and add up to ¼ cup more sugar if you prefer a sweeter filling.
  3. Thicken Filling: Spoon out about ½ cup of the juice from the berry mixture into a bowl. Stir the cornstarch into the juice until fully dissolved and smooth.
  4. Combine Cornstarch Mixture: Return the berry mixture to a simmer and slowly pour in the cornstarch slurry, stirring carefully to avoid breaking berries. Continue to cook for 2-5 minutes until thickened.
  5. Cool Filling and Add Butter: Remove the saucepan from heat, stir in butter until melted, and let the filling cool for 15 minutes.
  6. Fill Pie Shell: Pour the cooled berry filling into the unbaked pie shell lined in a 9-inch deep dish pan.
  7. Prepare Top Crust: Add a lattice top or a whole crust with holes pricked for steam to escape. Pinch the edges of the top and bottom crusts together and crimp if desired.
  8. Brush and Sprinkle: Brush the top crust with beaten egg white and lightly sprinkle with sugar for a beautiful glaze and sparkle.
  9. Bake: Bake the pie at 400°F (204°C) for 40-45 minutes. After 25 minutes, place a piece of foil over the pie if the crust is browning too quickly.
  10. Cool: Remove the pie from the oven and place it on a wire cooling rack. Allow it to cool completely for several hours before slicing. Refrigerate overnight if preferred for firmer filling.
  11. Make Lattice Crust - Roll Out: Roll out the top crust on a lightly floured surface or parchment paper into a circle 1-2 inches larger than the pie dish.
  12. Cut Strips: Use a pizza cutter to slice the crust into strips of desired width.
  13. Lay First Layer of Strips: Place the longest strip across the middle of the pie, then arrange shorter strips parallel on either side with even spacing.
  14. Fold Even-Numbered Strips: Fold back the 2nd and 4th strips, then lay a perpendicular shorter strip of dough across the pie. Unfold the strips over the new strip.
  15. Fold Odd-Numbered Strips: Fold back the 1st, 3rd, and 5th strips and lay another perpendicular dough strip. Unfold the strips over the new strip.
  16. Repeat Lattice Weaving: Continue folding and laying strips until the pie surface is covered with a lattice pattern.
  17. Trim Excess Dough: Trim dough strips that hang over the pie edge to align with the rim.
  18. Seal and Crimp Edges: Pinch the lattice top and bottom crust edges together to seal, then crimp to decorate and secure the crust.

Notes

  • Use fresh or frozen berries; if using frozen, thaw and drain excess water before cooking.
  • Adjust sugar based on berry sweetness to prevent an overly sweet pie.
  • Be gentle when stirring to keep berries whole and visually appealing.
  • Cover the crust with foil halfway through baking if it browns too fast.
  • Allow the pie to cool completely to ensure the filling sets well.
  • Egg white wash adds shine and helps sugar adhere for a crunchy, sweet crust finish.
  • Lattice crust weaving adds an attractive rustic look but you can use a full top crust with vents if preferred.
  • Prep Time: 20 minutes
  • Cook Time: 45 minutes
  • Category: Dessert, Pie
  • Method: Baking
  • Cuisine: American

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Welcome to Recipes By Lea

I spent most of my twenties working as a freelance travel photographer, bouncing between cities for weeks at a time. Lisbon, Istanbul, Bangkok, Mexico City—wherever a client needed architecture, street life, and local culture captured in a real, honest way. It was exciting and fast, but it also meant inconsistent routines and way too many meals that came from cafés, room service, or whatever I could grab between shoots.

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