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+ servings
Fresh blackberry dump cake with ice cream scoops in a baking dish.
4.6 from 5 votes

Blackberry Dump Cake With Real Berries

Course Dessert
Cuisine American
Prep Time 10 minutes
Cook Time 40 minutes
Total Time 50 minutes
12 people
10 minute prep to make this easy blackberry dump cake recipe - summer blackberries baked with a cake and oat cobbler-like topping.


  • Baking Pan


  • 4 cups blackberries fresh or frozen
  • cup light brown sugar packed
  • 2 teaspoons vanilla extract
  • 1 teaspoon ground cinnamon
  • ¼ teaspoon ground cardamom
  • 1 package yellow cake mix (just the dry cake mix)
  • ½ cup quick-cooking rolled oats
  • 1 cup salted butter melted


  • Preheat the oven to 350°F.
  • Combine blackberries, brown sugar, vanilla extract, cinnamon, and cardamom in 9"x13" baking dish.
    blackberry mixture in a baking pan
  • Sprinkle cake mix and rolled oats over the blackberry mixture. Use your fingers or a spoon to lightly combine the cake mix and rolled oats.
    Mixed cake mix and oats on top of blackberry mixture.
  • Pour melted butter evenly over the top of the cake mix/oats.
    Melted butter being poured over dump cake ingredients.
  • Bake about 30-50 minutes until the blackberry filling is bubbling and topping is browned and baked through. ***See note below on cooking time.
    Fully baked blackberry dump cake in a baking dish.
  • Serve warm with ice cream or whipped cream.
    Serving of blackberry dump cake on a plate with two scoops of vanilla ice cream.


***Wide range in cook time depends on if you are using fresh versus frozen blackberries - a dump cake made with frozen berries will take longer to cook all the way through.
Nutritional value information does not include ice cream or whipped cream added to the dump cake for serving.


Calories: 372kcal | Carbohydrates: 45g | Protein: 3g | Fat: 21g | Saturated Fat: 11g | Cholesterol: 41mg | Sodium: 436mg | Potassium: 229mg | Fiber: 4g | Sugar: 28g | Vitamin A: 575IU | Vitamin C: 10mg | Calcium: 86mg | Iron: 2mg

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