These heavenly lemon blueberry dump cake bars bring together the rich flavors of luscious blueberries with tart lemon. Best of all, they only take minutes to throw together – no mixing bowl or measuring cups required!
Why You'll Love This Blueberry Lemon Dump Cake Bars Recipe
You can treat your taste buds to a dessert that manages to be both delicious and easy-to-make. With just 3 ingredients, these lemon blueberry dump cake are sure to become a new favorite all year round.
- Easy to make: Lemon and blueberry cake bars are one of the easiest desserts to make. There is no need to mix any batter or cream together. Simply layer the ingredients in a baking dish and bake.
- Delicious: These Lemon blueberry bars are a delicious and refreshing dessert. The sweet blueberries and tart lemon zest are a perfect combination.
- Versatile: This 3 ingredient dessert can be served warm or cold. They are also a great dessert to make ahead of time.
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Blueberry Lemon Bars Ingredients
Lemon blueberry bars are a delicious and easy-to-make dessert that is perfect for any occasion. They are made with just three simple ingredients: a box of lemon cake mix, a can of blueberry pie filling, and a stick of butter.
Lemon Blueberry Cake Bars
- Blueberries - Fresh blueberries, be sure to set aside ¼ cup for the top before baking.
- Lemon Cake mix - Cake mixes are shrinking. Look for 15.25 oz box.
- Butter - Melted.
Optional Icing
- Powdered sugar
- Lemon juice - Fresh or bottled.
Full ingredient amounts and preparation instructions are in the printable recipe card at the bottom of this post.
How To Make Blueberry Lemon Dump Cake Bars
This delicious 3 ingredient blueberry lemon dump cake bars recipe combines two classic flavors - tart lemons, and juicy blueberries into a dessert you can serve as cake bars .
Plus - you don't need any baking skills or special equipment required - anyone can enjoy their own slice of lemon and blueberry goodness in no time!
Prepare The Blueberries
- Preheat the oven to 350 degrees F. Spray a 9x13 inch casserole or baking dish with non stick cooking spray.
- Wash the fresh blueberries and then spread them out in the bottom of the baking dish in a single layer. Be sure to reserve ¼ cup of the blueberries for the topping.
PRO TIP: Make sure to only make a single layer of blueberries. This will ensure the cake mix is more cookie texture for cake bars.
Sprinkle The Cake Mix
- Sprinkle the lemon cake mix evenly over the top of the blueberries.
Melt The Butter
- Melt the butter on the defrost option in the microwave (this melts it evenly without splattering) and drizzle over the top of the cake mix.
- Spread the reserved blueberries over the top of the butter topped cake mix.
Bake In The Oven
- Bake in the preheated oven for 40-45 minutes, or until golden brown and bubbly on top. Allow to cool for 20 minutes before cutting into bars and serving.
Serving Suggestions
Lemon blueberry dump cake bars can be served warm or cold. They are delicious on their own, but they can also be served with a scoop of vanilla ice cream, whipped cream, or a drizzle of lemon glaze.
If you love lemon, see our additional Lemony recipes:
- Greek Lemon Chicken Orzo Soup
- Honey Lemon Pepper Wings
- Lemon Poppy Seed Scones
- Lemon Cast Iron Chicken Breast
- Lemon Curd Thumbprint Cookies
- 21 Spiked Lemonade Drinks
Full ingredient amounts and preparation instructions are in the printable recipe card at the bottom of this post.
Related Recipes
Substitutions and Variations
Here are a few delicious variations when making blueberry lemon cake bars.
- If you don't have fresh blueberries, you can use blueberry pie filling instead.
- For a more tart lemon flavor, add ¼ cup of lemon juice to the bottom layer of blueberries in the baking dish.
Equipment
Equipment can have a big impact on how a recipe turns out. Below are some of my favorite pieces of equipment that I use when making this blueberry lemon dump cake recipe.
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Storage and Reheating
- Lemon blueberry dump cake bars can be stored in the refrigerator for up to three days or in the freezer for up to two months.
- To freeze, wrap the bars tightly in plastic wrap or foil and place them in a freezer-safe bag. Freeze for up to 2 months.
Tips for Success
Here are a few tips for making this blueberry lemon dump cake recipe:
- Use fresh blueberries for the best flavor. If you don't have fresh blueberries, you can use frozen blueberries, but be sure to thaw them completely before using.
- Let the cake cool slightly before serving. This will help the bars hold shape when cut.
- Drizzle with powdered sugar icing after cooling for a delicious, final touch. Mix ½ cup powdered sugar with 2-3 tablespoons of lemon juice and drizzle on top of lemon bars.
Frequently Asked Questions
Yes, you can reheat these blueberry lemon cake bars in the microwave much like any coffee cake.
Yes, you can make a gluten-free version of lemon blueberry dump cake bars. Use a gluten-free cake mix when preparing.
Yes, you can use any type of fruit you like. Rhubarb, strawberries, and peaches would all be delicious options.
More Delish Ideas
📖 Recipe
Blueberry Lemon Dump Cake Bars
Equipment
Ingredients
- 2¼ cup Blueberries fresh, washed. Reserve ¼ cup for topping.
- 1 Lemon Cake mix 15.25 oz
- 4 oz Butter melted
Optional Icing
- ½ cup powdered sugar
- 3 teaspoon lemon juice
Instructions
- Preheat the oven to 350 degrees F. Spray a 9x13 inch casserole or baking dish with non stick cooking spray.
- Wash the fresh blueberries and then spread them out in the bottom of the baking dish in a single layer. Be sure to reserve ¼ cup of the blueberries for the topping.PRO TIP: Make sure to only make a single layer of blueberries. This will ensure the cake mix is more cookie texture for cake bars.2¼ cup Blueberries
- Sprinkle the lemon cake mix evenly over the top of the blueberries.1 Lemon Cake mix
- Melt the butter on the defrost option in the microwave (this melts it evenly without splattering) and drizzle over the top of the cake mix.4 oz Butter
- Spread the reserved blueberries over the top of the butter topped cake mix.
- Bake in the preheated oven for 40-45 minutes, or until golden brown and bubbly on top. Allow to cool for 20 minutes before cutting into bars and serving.
Optional Icing
- Mix ½ cup powdered sugar with 2-3 tablespoons of lemon juice and drizzle on top of lemon bars.½ cup powdered sugar, 3 teaspoon lemon juice
Notes
- Use fresh blueberries for the best flavor. If you don't have fresh blueberries, you can use frozen blueberries, but be sure to thaw them completely before using.
- Let the cake cool slightly before serving. This will help the bars hold shape when cut.
- Drizzle with powdered sugar icing after cooling for a delicious, final touch. Mix ½ cup powdered sugar with 2-3 tablespoons of lemon juice and drizzle on top of lemon bars.
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