Are you looking for an effortless, crowd-pleasing summer dessert that requires practically zero prep? Imagine a warm, bubbling layer of sweet peaches topped with a rich, buttery, golden-crisp crust.
This 3-Ingredient Oven-Baked Peach Cobbler (often called a “dump cake”) is the ultimate classic, homespun recipe that busy home cooks have relied on for decades. By simply melting butter in a dish and layering fruit filling with dry cake mix, you get a spectacular, bakery-style treat with almost no effort. It is the perfect last-minute addition to summer potlucks, neighborhood cookouts, and casual family dinners!
🌟 Why You’ll Love This Recipe
- Incredible Simplicity: With only 3 common pantry ingredients, this dessert comes together in minutes.
- Zero Mixing Required: True to the “dump cake” style, you literally just layer the ingredients in the pan and let the oven do all the hard work!
- The Perfect Texture: As it bakes, the melted butter combines with the cake mix and fruit juices to create a remarkably crisp, golden topping over tender, jammy fruit.
- Crowd-Pleasing Versatility: It serves a crowd beautifully and pairs perfectly with a big scoop of vanilla ice cream on a hot summer evening.

🛒 The Simple Ingredients
This recipe proves that you don’t need a complicated list of ingredients to create a deeply comforting dessert. Here is what you will need:
- Salted Butter: 1 cup (2 solid sticks), unwrapped. The salt in the butter perfectly balances the sweetness of the fruit and cake.
- Peach Pie Filling: 2 cans (21 ounces each). Using canned pie filling makes this recipe incredibly fast and foolproof.
- Yellow Cake Mix: 1 standard box (about 15.25 ounces) of your favorite yellow cake mix.
📖 Step-by-Step Instructions
Prep time: 5 minutes | Cook time: 45–55 minutes | Yield: 8 servings
Step 1: Melt the Butter
Preheat your oven to 350°F (175°C). Place the 2 solid sticks of butter directly into a 9×13-inch oven-safe casserole dish. Set the dish in the warming oven just until the butter is completely melted (about 3 to 5 minutes). Remove the hot dish carefully.
Step 2: Add the Peaches
Spoon the peach pie filling evenly directly over the melted butter. Use a spatula to gently spread the fruit so it covers the bottom of the dish in an even layer. Do not stir it into the butter!
Step 3: Top with Cake Mix
Sprinkle the dry yellow cake mix evenly over the layer of peaches, covering the surface of the fruit as completely as possible. Again, do not stir!
Step 4: Bake to Golden Perfection
Bake uncovered in the preheated oven for 45 to 55 minutes, or until the top is deeply golden brown and the peach filling is bubbling beautifully around the edges of the pan.
Step 5: Rest and Serve
Remove the cobbler from the oven and let it rest for 10 to 15 minutes before serving. This crucial resting time allows the bubbling fruit filling to settle slightly, making it much easier to scoop. Serve warm!
💡 Expert Tips for Success
- The Crispy Crust Trick: If you check on the cobbler during baking and notice large dry, powdery patches of cake mix on top, gently tilt the dish so the bubbling butter reaches those spots. This ensures the entire topping gets perfectly golden and crisp!
- Do Not Mix: The magic of this recipe relies on leaving the layers completely alone. Stirring the butter, fruit, and cake mix together will result in a heavy, doughy texture instead of a crisp crust.
- The Perfect Pairing: This dessert is fantastic on its own, but it is truly elevated when served warm alongside a generous scoop of vanilla ice cream, lightly sweetened whipped cream, or even a dollop of tangy Greek yogurt.
✨ Creative Variations
Want to make this recipe your own? Try these simple and delicious twists:
- Summer Berry Version: Swap out the peach pie filling for blueberry, cherry, or mixed berry pie filling for a deeper, jammy flavor profile that looks stunning on a dessert table.
- Fresh Fruit Shortcut: If you have an abundance of very ripe summer peaches, you can use them instead of canned filling! Just peel and slice them, then toss them with a little sugar and a spoonful of cornstarch so the dessert has enough sweetness and thickens properly.
- Spiced Upgrade: Sprinkle half a teaspoon of ground cinnamon and a dash of nutmeg over the peach pie filling before adding the cake mix for a warm, comforting twist.
❓ Frequently Asked Questions
Can I make this dessert ahead of time?
While it is best served warm and fresh on the day it is baked, you can absolutely bake it a day in advance. Store it covered in the refrigerator and reheat portions in the oven or microwave until warmed through.
How do I store leftovers?
Store any leftover cobbler tightly covered with plastic wrap or foil in the refrigerator for up to 3 to 4 days. The crust will soften slightly in the fridge, but it remains incredibly delicious!
Can I use a different flavor of cake mix?
Yes! White cake mix or even a spiced cake mix will work wonderfully if you want to play around with the flavor profile.
Final Thoughts
This 3-Ingredient Oven-Baked Peach Cobbler is the ultimate “emergency” dessert that looks and tastes like you spent hours in the kitchen. With its buttery, crisp topping and sweet, bubbling fruit, it is practically guaranteed to have your friends and family begging for seconds. Grab your ingredients, simply dump them in the pan, and enjoy the perfect summer treat!

