Home » Desserts » Mixed Berry Slab Pie

Mixed Berry Slab Pie

Mixed Berry Slab Pie is a great dessert for summer cookouts and holiday gatherings. Flaky crust, fresh berries and an easy Jello glaze is a must-try dessert.

NEW Save the Recipe

Send Me The Recipe

Enter your email below and we will send it straight to your inbox!


When it comes to feeding a crowd, it’s hard to top our Strawberry Slab Pie with shortbread crust but I have to say this version is just as good with a flaky pie crust and the added berries are delicious.

Mixed Berry Slab Pie with cool whip garnish.

This delicious fresh berry pie is inspired by the strawberry pie my grandma always made every summer. It is a simple dessert make ahead dessert great for any occasion.

Ingredients Needed

  • Pie Crust for 2 Pies – Homemade or Refrigerated
  • Strawberry Jello
  • Granulated Sugar
  • Cornstarch
  • Sprite
  • Fresh Strawberries
  • Fresh Blueberries
  • Fresh Blackberries

Step By Step Directions

Pie crust collage: in a sheet pan/baked.

Press pie crusts into a rimmed baking sheet – I used a half sheet pan (18 x 13 x 1). Piece it together if needed, pressing seams together, covering the bottom and up the sides about half way.

Prick crust with a fork and bake for 12- 15 minutes or until lightly browned.

Remove to a wire rack to cool to room temperature.

Collage making Jello pie glaze.

While the crust is baking, prepare the glaze. Add Jello, sugar, cornstarch and Sprite to a saucepan. Whisk together and cook over medium heat, bringing mixture to a low boil. When glaze is thickened, remove from heat and set aside. Cool to room temperature.

Colander with fresh strawberries, blueberries and blackberries.

TIP FOR WASHING BERRIES: Add berries to a large bowl and top with 3 cups cold water. Add 2 tablespoons of vinegar and soak for 5 – 10 minutes. Rinse well and dry on paper towels.

Remove the tops and slice the strawberries.

Mixed berries scattered over pie crust in a sheet pan.

Layer strawberries, blueberries and blackberries over the crust.

Strawberry, blueberry, blackberry Jello pie in a sheet pan.

Spoon glaze over the berries.

Berry Slab Pie with jello glaze.

Refrigerate until glaze is set, about 2 hours or overnight.

Sheet pan fresh berry pie with cool whip in a sheet pan.

Garnish with cool whip if desired.

Recipe Notes

Storage: Store pie covered with plastic wrap or foil in the refrigerator up to 3 days.

Variations: Any combination of fresh berries will work in this recipe. Frozen berries are not recommended.

Jello: Use any flavor of Jello that you have on hand. Raspberry, cherry and peach are great options.

Substitutions: If you don’t like using Sprite, water can be substituted.

Occasions: This pie makes a patriotic dessert for Memorial Day, 4th of July or any celebration.

You might also like our Peach Slab Pie made with fresh peaches and peach Jello glaze, it’s another summertime favorite.

Slice of mixed berry pie with cool whip garnish.

This Mixed Berry Slab Pie is one of my favorites for big get togethers and summer celebrations. Made with fresh berries a quick Jello glaze and flaky pie crust for a cool and refreshing dessert.

If you love this recipe as much as we do, please leave a comment and a five star review. Help us share on Pinterest, Instagram and Facebook!

Yield: 16

Mixed Berry Slab Pie

Berry slab pie with jello glaze, whipped cream garnish.

Mixed Berry Slab Pie is a great dessert for summer cookouts and holiday gatherings. Fresh berries in a quick and easy Jello glaze is a surefire hit.

Prep Time 15 minutes
Cook Time 15 minutes
Additional Time 4 hours
Total Time 4 hours 30 minutes

Ingredients

  • 2 Pie Crusts (unbaked), homemade or refrigerated
  • 6 ounce box strawberry Jello
  • 1 1/2 cups granulated sugar
  • 1/3 cup cornstarch
  • 12 ounces Sprite or water
  • 1 pound fresh strawberries
  • 10 ounces fresh blueberries
  • 6 ounces fresh blackberries
  • 8 ounces Cool Whip, optional garnish

Instructions

  1. Preheat oven to 375°.
  2. Press pie crusts into a rimmed baking sheet (18 x 13 x 1). Piece it together if needed, pressing seams together, covering the bottom and up the sides about half way.
  3. Prick crust with a fork and bake for 12- 15 minutes or until lightly browned.
  4. Remove to a wire rack to cool to room temperature.
  5. While the crust is baking, prepare the glaze. Add Jello, sugar, cornstarch and Sprite to a saucepan. Whisk together and cook over medium heat, bringing mixture to a low boil. When glaze is thickened, remove from heat and set aside. Cool to room temperature.
  6. Remove the tops and slice the strawberries.
  7. Layer strawberries, blueberries and blackberries over the crust.
  8. Spoon glaze over the berries.
  9. Refrigerate until glaze is set, about 4 hours or overnight.
  10. Garnish with cool whip if desired.
  11. Slice and serve.

Notes

TIP FOR WASHING BERRIES: Add berries to a large bowl and top with 3 cups cold water. Add 2 tablespoons of vinegar and soak for 5 - 10 minutes. Rinse well and dry on paper towels.

Storage: Store pie covered with plastic wrap or foil in the refrigerator up to 3 days.

Variations: Any combination of fresh berries will work in this recipe. Frozen berries are not recommended.

Jello: Use any flavor of Jello that you have on hand. Raspberry, cherry and peach are great options.

Nutrition Information:

Yield:

16

Serving Size:

1

Amount Per Serving: Calories: 267Total Fat: 9gSaturated Fat: 5gTrans Fat: 0gUnsaturated Fat: 4gCholesterol: 0mgSodium: 107mgCarbohydrates: 45gFiber: 2gSugar: 31gProtein: 2g

Nutritional calculations are estimated and may not be accurate.

Did you make this recipe?

Tag us on instagram @missnthekitchen

Leave a Reply

Your email address will not be published. Required fields are marked *