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This Lemon Dump Cake is an easy dessert made with yellow cake mix and lemon pie filling and butter. Lemon lovers love this delicious dessert, and this easy cake recipe is sure to be a family favorite!

lemon dump cake with whipped cream on a white plate

Lemon Dump Cake without Cream Cheese

If you’re looking for easy dessert recipes for summer, you’ll love this easy lemon dump cake recipe. This easy recipe is bursting with lemon flavor, uses only 3 ingredients, and it’s basically sunshine on a plate! My recipe for lemon dump cake does not use cream cheese, so it’s light, tart and very lemony!

Dump cakes are easy to make with few ingredients and are very budget friendly. They are perfect for holidays and potlucks and can easily feed a crowd! Plus, you can change the flavor simply by using a different filling.

If you’re not a lemon fan, check out some of our other dump cake recipes, including Strawberry Dump Cake, Peach Dump Cake, Apple Dump Cake , and Apple Pie Cake , Caramel Apple Cake, Pumpkin Dump Cake, Pineapple Dump Cake and Blueberry Dump Cake!

yellow cake mix, lemon creme pie filling and butter on the table

Ingredients

You only need a few simple ingredients for this 3 ingredient cake recipe. You can find them in a grocery store if you don’t have these pantry staples. Full amounts are in the printable recipe card below.

  • Can lemon pie filling or lemon creme filling — 2 cans of lemon pie filling for this recipe.
  • Box yellow cake mix — any brand of boxed cake mix is fine.
  • Butter — salted butter or unsalted butter cut into thin slices

Note — If you only have 1 can of pie filling, use a square baking dish and half of your box cake mix and enough butter to cover the top of the cake.

How to Make Lemon Dump Cake

First, preheat your oven to 350 degrees f. Then, grease a baking pan with butter or non stick cooking spray.

Spoon the lemon pie filling into the baking dish. Spread the lemon filling evenly on the bottom of the baking dish.

smooth lemon pie filling in baking pan with spatula

Next, sprinkle the dry cake mix over the pie filling. Gently spread the cake mix evenly over the lemon layer.

smooth cake mix over pie filling in baking dish

Finally, slice a stick of butter and another half stick of butter. Place the thin pats of butter in even rows on top of the cake mix.

You can fill in any gaps with small slivers of butter–just keep the butter pats in a single layer. Butter should cover the entire top of the dry cake mix, and you won’t get dry cake mix spots this way.

As the cake bakes, the butter melts into the dry mix and forms a delicious, buttery, super moist crust!

pats of butter on cake mix in baking dish

Baking Time

Place the cake into the preheated oven. Bake for 40 to 45 minutes or until the crust is golden brown.

Every oven is different, though, so you may need a few more minutes. You can add more butter during the baking process if there are large dry spots.

After the cake is done baking, remove from the oven and let it cool down a little before serving.

baked lemon dump cake with powdered sugar on the table

Variations

There are a couple great ways to customize this delicious dessert!

Make a lemon cream cheese dump cake by cutting up a block of cream cheese and adding cream cheese cubes on top of the lemon pie filling. It’ll add some texture and a mellower flavor to the cake.

Instead of yellow cake mix, use lemon cake mix or vanilla cake mix or white cake mix.

For a lemon blueberry dump cake, you can either use 1 can of blueberry pie filling in place of the lemon pie filling, or simply serve the lemon dump cake with fresh blueberries or puree on top.

You can make your own pie filling or homemade lemon curd in place of canned pie filling.

slice of lemon dump cake with powdered sugar and whipped cream on the table

Serve your dump cake with a scoop of vanilla ice cream, and some Cool Whip, whipped cream, lemon zest, or powdered sugar on top!

How to Store and Reheat

Store any leftover lemon dump cake in an airtight container or covered with plastic wrap. It’ll last 3 to 4 days–if you can resist it for that long!

You can leave the cake out at room temperature if your kitchen is cooler, but I like to keep mine refrigerated, as it holds up better.

Enjoy your leftovers cold, room temperature, or reheated lightly in the microwave on low power.

Recipe Tip

Do not make the cake according to package directions. You are using dry cake mix on top of the lemon filling.

Make sure to spread the cake mix evenly on top of the pie filling so that there are not clumps of dry cake mix along the sides of the cake pan.

I find using slices of butter placed evenly on top of the dump cake works better than pouring melted butter over the cake mix. You won’t get dry areas of cake mix this way.

If you only have 1 can of pie filling, use a square baking dish and half of your box cake mix and enough butter to cover the top of the cake.

More Lemon Desserts

Try my Easy Lemon Bars or Easy Lemonade Kool-Aid Pie or Lemon Crinkle Cookies next. And check out more easy desserts your family will love!

Dump Cake FAQ

Can you make a dump cake the night before?

Yes. You can make a dump cake up to a day ahead of time without the top crust getting too soft.

Do you need to refrigerate a dump cake?

Not always, but it depends on the filling. A 3 ingredient lemon dump cake without cream cheese does not need to be refrigerated, but a lemon cake with cream cheese should be stored in the refrigerator. If your kitchen is very warm, store the cake in the refrigerator.

5 from 13 votes

Easy Lemon Dump Cake

By: Dee
This Lemon Dump Cake recipe is an easy dessert made with yellow cake mix and lemon pie filling. Lemon lovers love this delicious dessert, and this easy dump cake recipe is sure to be a family favorite!
Prep Time: 10 minutes
Cook Time: 45 minutes
Total Time: 55 minutes
Servings: 12

Ingredients  

  • 2 21 oz cans lemon pie filling
  • 1 15.25 oz box yellow cake mix
  • sticks butter thinly sliced
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Instructions 

  • Preheat oven to 350 degrees
  • Grease a 9×13 baking dish with butter or non-stick spray
  • Spoon lemon pie filling into the baking dish, and spread evenly with spatula.
  • Sprinkle dry cake mix over pie filling, and spread with a spatula or knife so that it covers the filling
  • Place pats of butter in neat rows over cake mix, and bake uncovered for 45 to 50 minutes or until top is golden brown and filling is hot and bubbly

Notes

Cake is done when top is golden brown and mostly firm. Center may be slightly soft. All ovens are different, so allow 45 to 60 minutes.
Can use white, yellow, vanilla or lemon cake mix.

Nutrition

Calories: 216kcal, Carbohydrates: 49g, Protein: 1g, Fat: 1g, Saturated Fat: 1g, Polyunsaturated Fat: 1g, Monounsaturated Fat: 1g, Trans Fat: 1g, Cholesterol: 10mg, Sodium: 414mg, Potassium: 18mg, Fiber: 1g, Sugar: 32g, Vitamin A: 3IU, Calcium: 81mg, Iron: 1mg

Nutrition information is automatically calculated, so should only be used as an approximation.

Additional Info

Course: Dessert
Cuisine: American
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This delicious recipe was first published in 2022 and updated in 2024.

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Recipe Rating




14 Comments

  1. Joanne Burwell says:

    Putting the butter on top the cake mix in patties left areas of mix that were dry after cake was done. So, the next time I melted the butter and poured it all over the top of the cake mix and i came out perfect. I HIGHLY recommend melting the butter!!!!

    1. Dee says:

      I found the opposite to be true — so that’s why I recommend adding pats of butter instead of melting it. You have to make sure the butter pats are close together and cover the top of the cake.

  2. Jessica Lynne Forrest says:

    I only have 1 can of lemon pie filling and I noticed that you said to just use half the cake mix, but I was wondering if the bake time should be less.

    1. Dee says:

      The bake time will be the same — be sure to use a square baking dish instead of a 9×13 pan.

  3. Kathy says:

    Good morning, I don’t have canned lemon pie filling only box version, would I need 2 boxes or 1 ( 212g per box)?

    1. Dee says:

      I’m not sure exactly how that would convert, but a can of pie filling is about 21 oz or 1.5 to 2 cups. Hope this helps.

  4. Dianna says:

    How much lemon curd would you need to replace the lemon pie filling (which is hard to find where we live)?

    1. Dee says:

      Each can of pie filling is around 21 oz or about 1.5 to 2 cups. Hope this helps. 🙂

  5. Betty says:

    Made this for the ladies group yesterday. Everyone loved it! So simple to make!5 stars

  6. Erin says:

    This Lemon Dump Cake was so delicious and so easy to make!5 stars

  7. Carolina says:

    So easy and I love how creamy this cake is! Will make again!5 stars

  8. Sandra says:

    Such an amazing cake! It was so hard to resist!5 stars

  9. Erik says:

    Really love the lemon flavors! And it’s so easy to make.5 stars

  10. Amanda says:

    This is the perfect easy cake! And so delicious!5 stars