Mom's Best Recipes
Recipe

Peach Dump Cake

Juicy peaches under a buttery, golden cake layer with crisp edges and warm cinnamon.

Author By Matt Campbell
4.8
A golden peach dump cake in a glass baking dish with bubbling peach filling at the edges and a crisp, buttery top on a kitchen counter
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Peach dump cake is what I make when I want dessert now, but I still want it to taste like I tried. You basically layer, pour, scatter, and bake. The oven does the rest, and you get that dreamy combo of syrupy peaches, cozy spice, and a buttery topping with those crisp, browned corners everybody fights over.

This version keeps the ingredients easy to find and the steps super clear, with a couple small tricks so you do not end up with dry powdery patches or a soggy top. Serve it warm with vanilla ice cream and call it a productive day.

Why It Works

  • Big flavor, tiny effort: canned peaches and cake mix do the heavy lifting.
  • Great texture: melted butter plus a quick “fork fluff” gives you crisp edges with tender pockets, not a dry dust layer.
  • Flexible: swap the fruit, add nuts, or lean into spice depending on what you have.
Canned peaches, a box of yellow cake mix, butter, cinnamon, and brown sugar arranged on a kitchen counter in warm natural light

Pairs Well With

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Storage Tips

Refrigerate: Cover the baking dish tightly or transfer leftovers to an airtight container. Refrigerate for up to 4 days.

Reheat: For the best crisp top, warm portions in the oven or toaster oven at 325°F for about 10 to 15 minutes. Microwave works in a pinch (about 30 to 60 seconds), but the topping will soften.

Freeze: You can freeze it, but the topping loses some crunch. Wrap well and freeze up to 2 months. Thaw overnight in the fridge and re-crisp in a 325°F oven.

Common Questions

Do I have to drain the peaches?

It depends on the peaches you use. For peach pie filling, do not drain. For canned sliced peaches in heavy syrup or juice, I like to drain one can and keep one can undrained. That gives you a saucy filling without turning the whole pan into peach soup.

Why is my dump cake still powdery on top?

Usually the butter did not cover the cake mix evenly. The fix is simple: drizzle butter slowly over the whole surface and do a quick fork fluff to moisten any dry spots before baking. Thin butter slices also work, but melted butter is more reliable.

Can I use fresh or frozen peaches?

Yes. For fresh, you will want about 6 cups sliced peaches plus 1/2 cup sugar (more or less to taste), 1 tablespoon lemon juice, and 1 tablespoon cornstarch. For frozen, use about 6 cups, thaw and drain off excess liquid first, then season similarly.

What cake mix is best?

Yellow cake mix is the classic. White cake works too. Spice cake mix is a fun fall twist and plays great with peaches.

When is it done?

The top should be deep golden with darker crisp edges, and you should see bubbling peach syrup around the sides. If the top browns too fast, loosely cover with foil for the last 10 minutes.

I learned early that “dump cake” is not an insult, it is a promise: low drama, high reward. This is the dessert I bring when I am short on time but still want people to ask for the recipe. My favorite part is that first scoop where the peaches run a little and the top cracks like a buttery cookie. If you have ice cream in the freezer, you are basically hosting.