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    Home » Dessert » Fruit Desserts » Blueberry

    Slow Cooker Blueberry Dump Cake

    Updated: Jun 27, 2025 · by Tonia Larson

    This post may contain affiliate links.

    ↓ JUMP TO RECIPE ↓ JUMP TO VIDEO

    This Slow Cooker Blueberry Dump Cake recipe is an easy way to make dessert while leaving the oven free for cooking dinner. It’s perfect for summer!

    White bowl with slow cooker blueberry dump cake and vanilla bean ice cream.

    Don’t want to turn the oven on to make a blueberry pie? Make crockpot blueberry dump cake! Although you can enjoy it cold, I suggest serving it warm with vanilla ice cream on top.

    Tonia Larson from The Gunny Sack with a green background.

    Tonia’s Notes

    An out-of-town friend first shared the recipe for dump cake with me over 25 years ago, and it’s still something we enjoy today. I love that it only requires a few ingredients that I can keep on hand, and that there are so many flavors we can make.

    When making our Slow Cooker Favorites cookbook, we included a recipe for Crockpot Apple Cobbler, and it turned out so well that I had to make a blueberry version. Plus, blueberry season is in the summer, and it’s also a time of the year when you don’t want to turn your oven on as much. That being said, this recipe can really be enjoyed any time of the year for any occasion, from a weeknight treat at home to a holiday dinner with family.

    Tonia Larson holding a bowl with slow cooker blueberry dump cake and ice cream.

    How To Make Slow Cooker Blueberry Dump Cake

    Step one button.

    Blueberry Pie Filling

    When I don’t have homemade blueberry pie filling in the freezer, I use store-bought, canned pie filling. This recipe is also delicious with one can of blueberry pie filling and one can of raspberry pie filling.

    Pie filling spread in the crockpot insert.
    Step two button.

    Toppings

    For the powdered cake topping, you can use yellow, white, or spice cake mix. Each one has a different flavor profile, but you can use your favorite one! Since I used a yellow cake mix, I also sprinkled ground cinnamon on top. The spice cake mix includes spices, so you can skip adding cinnamon if you want.

    Butter drizzled over cake mix in the crockpot insert.
    Step three button.

    Crisper Topping

    Moisture from the slow cooker cover drips onto the cake mix as the blueberry dump cake cooks. For a crisper topping, I like to drape paper towels over the crockpot insert and replace the cover for the last 30 minutes of cooking.

    Slow cooker blueberry dump cake in the crockpot with a wooden spoon.
    Slow cooker blueberry dump cake in the crockpot with a wooden spoon.

    Recipe Tips

    • Oven Version: You can make this in the oven instead of a crockpot if you prefer. Spread the blueberry pie filling out in a greased 9×13-inch pan. Top with the cake mix and ground cinnamon, and drizzle with melted butter. Bake at 350˚F for 50-55 minutes.
    • Refrigerator: Store leftover slow cooker blueberry dump cake in an airtight container in the fridge for 3-4 days or in the freezer for up to three months.
    • Reheat: Allow frozen dump cake to thaw in the fridge overnight. Reheat it in the microwave or oven.
    Slow cooker blueberry cobbler in a white bowl with vanilla ice cream.

    More Slow Cooker Desserts

    • Slow Cooker Blueberry Bread Pudding
    • Crockpot Chocolate Pudding Cake
    • Slow Cooker Pumpkin Cobbler
    • Crock Pot Peanut Clusters
    Slow cooker blueberry dump cake with vanilla ice cream on top.

    Slow Cooker Blueberry Dump Cake

    This Slow Cooker Blueberry Dump Cake recipe is an easy way to make dessert while leaving the oven free for cooking dinner. Perfect for summer!
    5 from 2 votes
    ↑ Click stars to rate!
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    Prep Time: 10 minutes minutes
    Cook Time: 4 hours hours
    Total Time: 4 hours hours 10 minutes minutes
    Servings: 12
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    Video

    Equipment

    • Crockpot
    • Glass Mixing Bowl Set
    • Rubbermaid Spoon Spatula

    Ingredients

    • (2) 21 oz cans blueberry pie filling or use 4 ⅔ cups of homemade blueberry pie filling
    • 13.25 oz yellow cake mix
    • 1 teaspoon ground cinnamon
    • ¾ cup butter melted

    Instructions

    • Spread the blueberry pie filling in the bottom of a greased crockpot insert.
    • Top with the cake mix and sprinkle with ground cinnamon. Drizzle with melted butter.
    • Cover and cook on low for 3-4 hours. For a crisper topping, during the last 30 minutes, drape paper towels over the crockpot insert, and replace the cover to absorb the moisture that drips from the cover.
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    Notes

    One: Oven Version
    Preheat the oven to 350˚F. Spread the blueberry pie filling out in a greased 9×13-inch pan. Top with the cake mix and ground cinnamon, and drizzle with melted butter. Bake at 350˚F for 50-55 minutes.
    Two: Storage
    Allow the leftovers to cool. Store them in an airtight container in the fridge for up to 4 days or in the freezer for up to 3 months.

    Nutrition

    Serving: 1/12 | Calories: 397kcal | Carbohydrates: 70g | Protein: 2g | Fat: 13g | Saturated Fat: 8g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 3g | Trans Fat: 1g | Cholesterol: 31mg | Sodium: 331mg | Potassium: 133mg | Fiber: 3g | Sugar: 51g | Vitamin A: 377IU | Vitamin C: 1mg | Calcium: 98mg | Iron: 1mg
    Course: Dessert
    Cuisine: American
    Author: Tonia Larson

    More Blueberry

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      Blueberry Syrup
    • A blueberry milkshake in a blue metal glass.
      Blueberry Milkshake
    • a slice of blueberry cobbler with ice cream on top.
      Blueberry Cobbler
    • acai bowl with tropical fruit on top.
      Acai Bowl

    About Tonia Larson

    Hi! I’m Tonia, the owner and recipe creator at The Gunny Sack, where I’ve shared easy recipes for busy people for 14+ years! My family-friendly meals, easy side dishes, and delicious desserts include mouthwatering photos, dynamic videos, and step-by-step instructions to help you cook at home.

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    Comments

      5 from 2 votes

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      Recipe Rating




    1. Joseph Goniea says

      October 17, 2025 at 12:00 am

      5 stars
      Well done video. Simple, and just the right amount of detail and no unnecessary conversation added and taste delicious.

      Reply
    2. Joseph D. Goniea says

      October 16, 2025 at 11:55 pm

      5 stars
      Good video, simple, with only necessary comments/suggestions and taste delicious.

      Reply
    Tonia Larson from The Gunny Sack.

    Hi, I'm Tonia! Welcome to The Gunny Sack, where I’ve shared easy recipes for busy people for 15+ years! Meet Tonia Larson →

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