3-Ingredient Lemon Bars
Lemon bars are a delightful dessert that brings a taste of sunshine to your table. With just three simple ingredients, you can whip up these sweet and tangy treats in no time. Perfect for family gatherings, celebrations, or just a cozy night in, these lemon bars are sure to impress!
Why Make This Recipe
Why go through complex recipes when you can enjoy the refreshing taste of lemon bars with just three ingredients? This recipe is not only quick to prepare but also budget-friendly. Whether you’re a beginner in the kitchen or an experienced baker looking for something easy, these lemon bars will satisfy your sweet tooth without the fuss.
How to Make 3-Ingredient Lemon Bars
Ingredients:
- 1 box (15.25 to 16.5 ounces) lemon cake mix
- 1/2 cup (1 stick, 113 g) unsalted butter, melted and slightly cooled
- 1 can (21 ounces) lemon pie filling
Directions:
- Preheat your oven to 350°F (175°C). Lightly grease a clear 9×13-inch glass baking dish with butter or nonstick spray.
- In a medium mixing bowl, add the dry lemon cake mix and pour in the melted, slightly cooled butter. Stir until the mixture forms soft, crumbly clumps.
- Press about 2/3 of the mixture into the bottom of the prepared dish to form the crust.
- Spoon the lemon pie filling over the crust and spread it evenly.
- Sprinkle the remaining mixture over the filling in small clumps.
- Bake for 25 to 30 minutes, until the top is lightly golden and the filling is bubbling.
- Remove from the oven and let cool completely. For neater cuts, chill in the refrigerator for 1 to 2 hours before slicing into squares.
How to Serve 3-Ingredient Lemon Bars
Serve these lemon bars chilled or at room temperature. Cut them into squares and place them on a serving platter. You can add a dusting of powdered sugar on top for an extra touch of sweetness and to give them a lovely appearance. They make a great addition to any dessert table!
How to Store 3-Ingredient Lemon Bars
To store lemon bars, keep them in an airtight container. They can sit at room temperature for about 2 days or up to a week in the refrigerator. If you have leftovers, make sure to cover them well to keep them fresh.
Tips to Make 3-Ingredient Lemon Bars
- Make sure not to overmix the butter and cake mix; you want a crumbly texture for the crust.
- Let them cool completely before cutting to avoid messy squares.
- For added flavor, you can add a bit of lemon zest to the mixture.
Variation
If you like a different flavor, you can swap the lemon pie filling with other fruit fillings like blueberry or cherry. This will change the taste but keep the simplicity of the recipe intact!
FAQs
How long do lemon bars last?
Lemon bars can last for about a week in the refrigerator when stored in an airtight container.
Can I freeze lemon bars?
Yes, you can freeze lemon bars. Just wrap them tightly in plastic wrap and then aluminum foil. They can be frozen for up to 3 months. Thaw in the fridge before serving.
Can I use a different cake mix?
Yes, feel free to try other flavored cake mixes, but keep in mind that it will alter the taste of your lemon bars. Vanilla or yellow cake mixes work well too!
Enjoy your delicious 3-Ingredient Lemon Bars and let the bright flavors brighten your day!

3-Ingredient Lemon Bars
Ingredients
Method
- Preheat your oven to 350°F (175°C). Lightly grease a clear 9×13-inch glass baking dish with butter or nonstick spray.
- In a medium mixing bowl, add the dry lemon cake mix and pour in the melted, slightly cooled butter. Stir until the mixture forms soft, crumbly clumps.
- Press about 2/3 of the mixture into the bottom of the prepared dish to form the crust.
- Spoon the lemon pie filling over the crust and spread it evenly.
- Sprinkle the remaining mixture over the filling in small clumps.
- Bake for 25 to 30 minutes, until the top is lightly golden and the filling is bubbling.
- Remove from the oven and let cool completely. For neater cuts, chill in the refrigerator for 1 to 2 hours before slicing into squares.







