Lemon Blueberry Cheesecake Dump Cake

Last summer my sister showed up at my door with three pints of blueberries and a skeptical look about dump cakes. We debated the name while simultaneously mixing this up, and by the time it came out of the oven bubbling and golden, we were both converts to the magic of layered desserts.

Ive made this for summer barbecues winter potlucks and Tuesday night cravings alike. My neighbor actually knocked on my door once to ask what smelled so incredible coming from my kitchen. Thats the kind of reaction this dessert pulls out of people.

Ingredients

• 2 cups fresh or frozen blueberries: These add texture and fresh pops of juice that balance perfectly with the sweet filling
• 1 can (21 oz) blueberry pie filling: This creates the luscious fruit base that keeps everything moist and flavorful
• 1 tablespoon lemon zest: Dont skip this it brightens the entire dessert and cuts through the richness
• 2 tablespoons lemon juice: Adds just the right amount of tang to make each bite interesting
• 8 oz cream cheese softened: Use full fat for the creamiest results and let it come to room temperature to avoid lumps
• 1/3 cup granulated sugar: Just enough to sweeten the cheesecake layer without making it cloying
• 1 large egg: Binds the cheesecake layer together and gives it that lush texture
• 1 teaspoon vanilla extract: Rounds out all the flavors and adds warmth
• 1 box (15.25 oz) lemon cake mix: The secret weapon that creates that golden crumbly topping without any fuss
• 1/2 cup unsalted butter melted: This transforms the dry cake mix into something truly magical and golden brown

Instructions

Preheat your oven to 350°F and grease a 9x13 inch baking dish:

Butter or cooking spray works perfectly here just make sure you get into all the corners

Spread both blueberries and the pie filling in the bottom of your dish:

Mix them gently together then sprinkle the lemon zest over the top and drizzle with the lemon juice

Beat the cream cheese sugar egg and vanilla until completely smooth:

An electric mixer makes this effortless but a sturdy whisk and some determination will get you there too

Drop spoonfuls of the cheesecake mixture over the blueberry layer:

Dont worry about spreading it perfectly it will melt and distribute beautifully in the oven

Sprinkle the dry lemon cake mix evenly over everything:

Try to cover all the visible fruit and cheesecake patches for that gorgeous golden crust

Drizzle the melted butter over the cake mix:

Pour slowly and move back and forth to get as much coverage as possible without creating pools of butter

Bake for 40 to 45 minutes until golden and bubbling:

The edges should be bubbling enthusiastically and the top should look like a streusel topping

Let it rest for 15 minutes before serving:

This is agony but it really helps the layers set so you get clean slices instead of a spoon situation

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This recipe has become my go to when I need to bring something that absolutely guarantees requests for the recipe. Something about the combination of tangy lemon sweet blueberries and that buttery cake topping just makes people happy.

Make It Your Own

Sometimes I swap in raspberries or blackberries when blueberries are out of season or feeling too expensive. The same technique works beautifully with any berries you have on hand.

Serving Suggestions

While this is absolutely perfect on its own a dollop of freshly whipped cream or a scoop of vanilla ice cream takes it over the top. The contrast between the warm fruity layers and the cold creamy topping is something special.

Storage and Make Ahead Tips

This reheats beautifully in the microwave for 30 seconds or so. You can also assemble the entire thing ahead of time and keep it in the refrigerator for up to 24 hours before baking.

• Leftovers keep well covered at room temperature for up to 2 days
• For longer storage wrap individual portions and freeze for up to a month
• The texture actually improves slightly on the second day as the flavors meld

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Theres something deeply satisfying about a dessert that delivers so much flavor with so little effort. This is the kind of recipe that makes you look like a kitchen genius while barely breaking a sweat.

Recipe FAQs

→ Can I use frozen blueberries instead of fresh?

Yes, frozen blueberries work perfectly in this dessert. No need to thaw them first—simply spread them in the dish along with the pie filling. They'll release moisture as they bake, creating an even juicier fruit layer.

→ How do I know when the dump cake is done baking?

The cake is ready when the top is lightly golden brown and you see bubbles around the edges. The center should feel set when you gently touch it, though it will continue to firm up as it cools. If the top is browning too quickly, tent with foil for the last 10 minutes.

→ Can I make this ahead of time?

Absolutely. You can assemble the entire dish, cover it tightly, and refrigerate for up to 24 hours before baking. Add 5-10 minutes to the baking time if baking from cold. Already-baked cake keeps well at room temperature for 2 days or refrigerated for up to 5 days.

→ What other fruit combinations work well?

Try cherry pie filling with almond cake mix and almond extract, or strawberry with vanilla cake mix. Peach and raspberry make a lovely summer combination, while apple pie filling with spice cake mix creates a cozy fall version. The cheesecake layer pairs beautifully with almost any fruit.

→ Should I serve this warm or chilled?

Both are delicious! Warm servings highlight the creamy, melty cheesecake element and make the fruit extra luscious. Chilled portions have a firmer, more traditional cheesecake texture and are easier to slice neatly. Let it cool at least 15 minutes before serving so it sets slightly.

→ Can I substitute the cake mix?

White or vanilla cake mix both work well if you prefer a milder lemon flavor. For a richer version, use butter yellow cake mix. If you want to avoid box mixes, you can substitute 2 ½ cups of a homemade from-scratch cake batter, though the convenience of the dump cake method shines with the mix.