Do peach and blackberry go together?

Absolutely! Peaches and blackberries are a perfect flavor match. The sweetness of ripe peaches balances beautifully with the tartness of blackberries, creating a delicious contrast in this blackberry peach dump cake. Whether you make it from scratch or with canned peaches in juice, the fruit combination delivers a classic Southern flavor that’s both refreshing and comforting.

What is the biggest mistake to avoid when making a dump cake?

The most common mistake when making an old-fashioned blackberry peach dump cake is stirring the ingredients together. Dump cakes get their signature texture from layering — fruit on the bottom, dry cake mix on top, then melted butter. Mixing will ruin that buttery, crumbly topping. Just layer, bake, and let the oven do the magic!

What is a 3-ingredient peach dump cake?

A 3-ingredient peach dump cake is the simplest version of this dessert — all you need are peaches, cake mix, and butter. You can elevate it into an easy blackberry peach dump cake by adding a handful of blackberries for extra flavor and color. It’s a quick, family-friendly recipe that tastes homemade without the effort.

Why do they call it dump cake?

The name comes from how it’s made — you simply “dump” the ingredients into the baking dish without mixing. This easy method makes the blackberry peach dump cake one of the most effortless desserts ever. It’s a go-to recipe for busy weeknights, potlucks, or cozy gatherings, offering all the comfort of a classic cobbler with half the work.

Blackberry Peach Dump Cake – The Best Easy Dessert Recipe 2025

Description

This beautiful dessert combines the tartness of blackberries with the sweetness of ripe peaches, all baked under a golden, buttery cake topping. It’s rustic, fruity, and perfect for summer picnics, barbecues, or cozy weekend baking.

Ingredients

Scale

🛒 Ingredients:

3 cups sliced peaches (fresh, canned, or frozen)
2 cups blackberries (fresh or frozen)
1 box yellow or white cake mix (15 oz)
½ cup (1 stick) unsalted butter, melted
1 teaspoon vanilla extract (optional)
1 tablespoon sugar (optional, for extra sweetness)
Optional: whipped cream or vanilla ice cream for serving

Instructions

📝 Instructions:

Preheat Oven: Preheat oven to 350°F (175°C). Grease a 9×13-inch baking dish.
Fruit Layer: Spread peaches and blackberries evenly in the dish. Drizzle with vanilla extract and sprinkle sugar if desired.
Cake Layer: Sprinkle dry cake mix evenly over the fruit. Do not stir.
Top with Butter: Drizzle melted butter evenly over the cake mix, ensuring good coverage.
Bake: Bake uncovered for 40–45 minutes, until the topping is golden and the fruit is bubbly.
Cool & Serve: Cool slightly before serving. Serve warm with whipped cream or ice cream.

Notes

Frozen fruit can be used directly — just add 5–10 extra minutes to baking time.
Use canned peaches (drained) for a faster prep.
For extra flavor, add ¼ teaspoon cinnamon or nutmeg to the cake mix before baking.
Store leftovers covered in the refrigerator for up to 3 days.

Prep Time: 10 minutes
Cook Time: 35–40 minutes
Category: Dessert
Method: Baked
Cuisine: American / Southern