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–+ servings
Homemade lemon dump cake with a crumbly topping, oozing lemon filling, whipped cream, and fresh lemon wedges on a white plate with a spoon.

Lemon Dump Cake

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This 3-ingredient Lemon Dump Cake is a foolproof, bright, and tangy dessert that comes together in minutes. With a gooey lemon filling and a buttery crisp topping, it's the perfect treat for busy weeknights, potlucks, or last-minute guests.
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Prep Time 5 minutes
Cook Time 35 minutes
Total Time 40 minutes
Servings: 12
Course: Dessert
Cuisine: American
Calories: 290
Ingredients Equipment Method Nutrition Notes

Ingredients
  

Basic Lemon Dump Cake
  • 1 box Yellow cake mix - 15.25 oz
  • 1 can Lemon pie filling - 21 oz
  • ½ cup Unsalted butter - Cold, cut into thin slices
Optional Additions & Variations
  • ½ teaspoon Lemon zest - Enhances citrus flavor
  • 1 tablespoon Fresh lemon juice - Adds tanginess
  • ¼ teaspoon Salt - If using unsalted butter
  • ½ cup White chocolate chips - For extra sweetness
  • 1 cup Fresh blueberries - For a lemon blueberry variation
  • 8 oz Cream cheese Softened - for a lemon cream cheese version

Equipment

  • 9x13 inch baking dish (Glass or ceramic preferred)
  • Spatula or Spoon (For spreading the pie filling evenly)
  • Knife (To slice butter thinly)
  • Measuring cups (For butter and optional ingredients)

Method
 

  1. Preheat oven to 350°F (175°C). Grease a 9×13 inch baking dish with non-stick spray. Gather all ingredients.
  2. Pour the lemon pie filling into the baking dish and spread evenly.
  3. Sprinkle the dry cake mix evenly over the pie filling. Do not mix.
  4. Arrange thin slices of butter over the top, covering as much as possible.
  5. Sprinkle lemon zest over the top for more citrus flavor. (Optional: Add blueberries or cream cheese variation).
  6. Bake for 35-40 minutes or until golden brown on top and bubbly around the edges.
  7. Let the cake cool for 10 minutes before serving.

Nutrition

Serving: 100gCalories: 290kcalCarbohydrates: 45gProtein: 2gFat: 12gSaturated Fat: 7gPolyunsaturated Fat: 0.5gMonounsaturated Fat: 3gCholesterol: 30mgSodium: 290mgPotassium: 40mgFiber: 1gSugar: 28gVitamin A: 350IUVitamin C: 2mgCalcium: 60mgIron: 0.8mg

Notes

Nutrition information is automatically calculated and should be considered an approximation. Actual values may vary based on specific ingredients used and portion sizes

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