These Lemon Crumb Bars are a delightful balance of sweet and tangy, making them the perfect treat for any occasion. With a buttery crust and a zesty lemon filling, these bars are sure to impress your family and friends. They are easy to make and can be enjoyed as a snack, dessert, or even at gatherings and potlucks!
Why You’ll Love This Recipe
- Quick to prepare: With only 15 minutes of prep time, you’ll have these delicious bars ready in no time.
- Bright flavors: The combination of fresh lemon juice and zest gives these bars a refreshing taste that’s hard to resist.
- Versatile treat: Perfect for parties, picnics, or just an afternoon snack, these bars fit any occasion.
- Easy to customize: Feel free to add your favorite toppings like berries or nuts for an extra twist.
- Make ahead option: These bars can be made in advance and stored in the fridge for a quick dessert whenever you need one.
Tools and Preparation
To create these delicious Lemon Crumb Bars, you will need some essential tools. Having the right equipment makes the process smoother and ensures perfect results.
Essential Tools and Equipment
- 8×8-inch baking pan
- Mixing bowls
- Whisk
- Measuring cups and spoons
- Parchment paper
Importance of Each Tool
- 8×8-inch baking pan: This size is ideal for even cooking and easy slicing into squares.
- Mixing bowls: Using separate bowls helps keep ingredients organized during preparation.
- Whisk: A whisk ensures that your ingredients blend smoothly, especially for the lemon filling.

Ingredients
These lemon crumb bars are the perfect balance of sweet and tangy, featuring a buttery crust, a zesty lemon filling, and a crumbly topping. A delightful treat for any occasion!
For the Crust
- 1 1/2 cups all-purpose flour
- 1/2 cup granulated sugar
- 1/2 teaspoon baking powder
- 1/2 cup unsalted butter, melted
- 1/4 teaspoon salt
For the Filling
- 2 large eggs
- 1 cup granulated sugar
- 1/4 cup all-purpose flour
- 1/3 cup fresh lemon juice
- 1 tablespoon lemon zest
How to Make Lemon Crumb Bars
Step 1: Preheat the Oven
Preheat your oven to 350°F (175°C).
Step 2: Prepare the Crust Mixture
In a large bowl:
1. Mix together flour, sugar, baking powder, melted butter, and salt until the mixture is crumbly.
2. Reserve 1/2 cup of this mixture for topping.
Step 3: Bake the Crust
Press the remaining mixture into the bottom of an 8×8-inch baking pan lined with parchment paper.
– Bake for 12-15 minutes until lightly golden.
Step 4: Prepare the Lemon Filling
In another bowl:
1. Whisk together eggs, sugar, flour, lemon juice, and lemon zest until smooth.
Step 5: Assemble the Bars
Once the crust is baked:
– Pour the lemon mixture evenly over it.
– Sprinkle the reserved crumb mixture on top.
Step 6: Bake Again
Bake for an additional 20-25 minutes or until the filling is set and the top is lightly golden.
Step 7: Cool and Serve
Let the bars cool completely. Chill in the refrigerator for at least 1 hour before slicing into squares. Dust with powdered sugar before serving!
How to Serve Lemon Crumb Bars
Lemon crumb bars are a delightful treat that can elevate any gathering or occasion. Here are some serving suggestions to enhance your dessert experience.
With a Dusting of Powdered Sugar
- A light sprinkle of powdered sugar adds a touch of sweetness and visual appeal, making your lemon crumb bars look even more inviting.
Pair with Fresh Berries
- Serve alongside fresh strawberries, blueberries, or raspberries for a burst of color and an extra layer of flavor that complements the tanginess of the lemon.
Accompany with Whipped Cream
- A dollop of whipped cream on the side is perfect for balancing the tartness of the lemon filling, offering a creamy contrast with every bite.
Serve with Tea or Coffee
- Pairing these bars with hot tea or coffee can enhance the overall experience. The warmth of the beverages complements the cool, zesty flavors of the bars.
Enjoy with Ice Cream
- Vanilla or lemon sorbet can make for a refreshing pairing. The cold, creamy texture pairs beautifully with the crumbly bars.
How to Perfect Lemon Crumb Bars
To ensure your lemon crumb bars turn out perfectly every time, follow these handy tips:
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Use Fresh Lemons: Fresh lemon juice and zest provide the best flavor. Avoid bottled juice for a more vibrant taste.
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Measure Ingredients Accurately: Precision in measuring flour and sugar will help achieve the right texture in both crust and filling.
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Chill Before Slicing: Allowing the bars to cool completely before slicing makes them easier to cut and enhances their structure.
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Adjust Sweetness to Taste: If you prefer a sweeter bar, feel free to increase the sugar slightly in either the crust or filling.
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Store Properly: Keep leftover bars in an airtight container in the refrigerator to maintain freshness for up to a week.
Best Side Dishes for Lemon Crumb Bars
Lemon crumb bars can be complemented by various side dishes that enhance their flavors. Here are some great options:
- Fruit Salad: A mix of seasonal fruits adds freshness and balances the richness of the bars.
- Greek Yogurt Parfait: Layered yogurt with granola and berries offers a creamy texture that contrasts nicely.
- Coconut Macaroons: These sweet treats add another layer of flavor while maintaining a light feel.
- Cheese Platter: A selection of mild cheeses pairs well with dessert, providing balance without overpowering it.
- Minted Pea Salad: This refreshing salad brings a savory element that cuts through the sweetness.
- Cucumber Sandwiches: Light and crisp sandwiches offer a refreshing palate cleanser between bites of dessert.
Common Mistakes to Avoid
When making Lemon Crumb Bars, avoiding common pitfalls can elevate your baking game. Here are some mistakes to watch out for:
- Using cold butter: Cold butter can lead to a dense crust. Always melt the butter before mixing it with dry ingredients to achieve that perfect crumbly texture.
- Not measuring ingredients accurately: Accurate measurements are crucial for balanced flavors and textures. Use measuring cups and spoons for precision in your lemon crumb bars.
- Overmixing the filling: Overmixing can incorporate too much air, causing the filling to puff up and crack during baking. Mix just until combined for a smooth filling.
- Skipping the chilling step: Chilling the bars after baking allows them to set properly, enhancing their texture. Don’t skip this step; it’s key to achieving the right consistency.
- Ignoring baking times: Every oven is different. Keep an eye on your bars as they bake and test for doneness instead of relying solely on time.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container for up to 5 days.
- Optionally, cover with plastic wrap before sealing the container.
Freezing Lemon Crumb Bars
- Wrap individual squares in plastic wrap, then place them in a freezer-safe bag.
- They can be frozen for up to 3 months.
Reheating Lemon Crumb Bars
- Oven: Preheat your oven to 350°F (175°C) and warm the bars for about 10 minutes.
- Microwave: Heat on medium power for 20-30 seconds per bar, checking frequently.
- Stovetop: Place a bar in a skillet over low heat, covering it with a lid until warmed through.
Frequently Asked Questions
Here are some common questions regarding Lemon Crumb Bars that may help you perfect your recipe.
Can I use other citrus fruits for Lemon Crumb Bars?
Yes! You can use lime or orange juice and zest as alternatives for a different flavor profile while keeping the same delicious crumb base.
What is the best way to cut my Lemon Crumb Bars?
For clean cuts, use a sharp knife dipped in hot water. Wipe it dry between cuts to avoid sticking.
How can I customize my Lemon Crumb Bars?
Feel free to add fresh berries or nuts into the filling or topping for added flavor and texture variations.
Are there any substitutes for fresh lemon juice?
You can use bottled lemon juice in a pinch, but fresh juice offers better flavor and brightness in your lemon crumb bars.
Final Thoughts
These Lemon Crumb Bars are not only delightful but also versatile enough to fit any occasion. With their perfect balance of sweetness and tanginess, they can easily be customized with your favorite additions. Give this recipe a try and enjoy these tasty treats!
Lemon Crumb Bars
- Total Time: 50 minutes
- Yield: Approximately 16 servings 1x
Description
Indulge in the refreshing taste of Lemon Crumb Bars, a delightful dessert that perfectly balances sweet and tangy flavors. With a buttery crust and an invigorating lemon filling, these bars are not only simple to prepare but also versatile enough for any occasion—from casual snacks to festive gatherings.
Ingredients
- 1 1/2 cups all-purpose flour
- 1/2 cup granulated sugar
- 1/2 teaspoon baking powder
- 1/2 cup unsalted butter, melted
- 2 large eggs
- 1 cup granulated sugar (for filling)
- 1/4 cup all-purpose flour (for filling)
- 1/3 cup fresh lemon juice
- 1 tablespoon lemon zest
- 1/4 teaspoon salt
Instructions
- Preheat your oven to 350°F (175°C).
- In a bowl, mix together flour, sugar, baking powder, melted butter, and salt until crumbly. Reserve 1/2 cup for topping.
- Press the remaining mixture into an 8×8-inch baking pan lined with parchment paper and bake for 12-15 minutes until lightly golden.
- In another bowl, whisk eggs, sugar, flour, lemon juice, and zest until smooth.
- Pour the lemon mixture over the baked crust and sprinkle reserved crumbs on top.
- Bake again for 20-25 minutes until set and golden.
- Cool completely before chilling in the refrigerator for at least an hour. Slice into squares and enjoy.
- Prep Time: 15 minutes
- Cook Time: 35 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 bar (40g)
- Calories: 150
- Sugar: 10g
- Sodium: 50mg
- Fat: 7g
- Saturated Fat: 4g
- Unsaturated Fat: 3g
- Trans Fat: 0g
- Carbohydrates: 20g
- Fiber: <1g
- Protein: 2g
- Cholesterol: 30mg
Keywords: Use fresh lemons for the best flavor; bottled juice can be used in a pinch but lacks brightness. Chill bars thoroughly before cutting for cleaner edges. Customize by adding berries or nuts to the filling or topping.




