Home » Lemon Desserts » Lemon Crumb Bars Recipe
A collage of lemon crumb bars arranged on parchment paper. The bars have a golden crumble topping, a bright yellow lemon filling, and a shortbread base. Powdered sugar is lightly dusted on top. The text overlay says “LEMON CRUMB BARS” in a bold, hand-drawn style.

Lemon Crumb Bars Recipe

I have treasured lemon flavors since my earliest memories. My grandmother once surprised me with a tray of zesty pastries that brought sunshine to our family table. I never forgot that taste, and Buttery Lemon Crumb Bars remind me of those warm afternoons by her side.

I fell in love with how each crumbly bite contrasted with the smooth lemon center. That contrast became my inspiration whenever I craved a sweet escape from the usual chocolate treats. I enjoy the fresh feeling that lemon desserts bring, and these crumb bars give me that joy with minimal fuss.

I believe in simple recipes that capture classic home-baked goodness. This dessert offers a tender shortbread base with a bright lemon filling and a crisp topping that adds texture. I pause every time I lift a slice and savor the gentle scent of citrus.

A close-up of lemon crumb bars with a golden crumble topping and a dusting of powdered sugar. The bars have a vibrant yellow lemon filling and a sturdy shortbread crust, cut into neat squares and arranged on parchment paper. A bold text overlay reads “LEMON CRUMB BARS.”

Shortbread Crust Essentials

A reliable shortbread crust underpins these crumb bars. My own approach starts with soft butter and a sprinkle of sugar for just the right sweetness. I beat them until the mixture turns creamy, then I add flour and salt to create a crumbly dough that presses snugly into the baking pan.

A flat lay of lemon crumb bar ingredients on a marble surface. Ingredients include a bowl of flour, cubed butter, granulated sugar, salt, egg yolks, fresh lemons, lemon zest, and powdered sugar, all arranged neatly in individual bowls and plates.

I have found that this layer bakes best at 350°F until it turns lightly golden around the edges. My kitchen usually smells like buttery heaven at that point, which is a strong sign that the crust is heading in the right direction. A short rest lets it settle before I pour on the filling.

I always line the pan with parchment paper to remove the bars with zero hassle later. That small step keeps the final bars intact and tidy, which is a bonus if guests drop by or if I plan to share them as gifts.

Lemon Curd Filling Steps

A glass bowl of glossy, freshly made lemon curd with a swirled texture. Around it, lemon zest curls and halved lemons rest on a marble countertop, emphasizing the fresh citrus ingredients.

A fresh lemon flavor rests at the center of these bars. My own filling begins with a simple whisk of eggs and sugar. This combination yields a smooth base, which then gains a jolt of flavor from real lemon juice and a bit of zest.

I measure the juice from two or three lemons to ensure a tangy pop. A dash of flour works as the thickener that helps the filling set into a custardy layer when baked. My advice is to pour this citrus mixture straight onto the partially baked shortbread crust.

I love how the filling spreads into every corner of the pan, ready to be covered with crumb topping. The aroma of lemon reminds me of summery afternoons, and I find that extra zest boosts the brightness for those who love a stronger citrus kick.

Crumb Topping Insights

A crisp layer finishes these bars and balances the tart filling. My approach is simple, involving flour, sugar, and cold cubes of butter. I blend them with my fingers or a pastry cutter until coarse crumbs form.

I scatter these crumbs over the lemon filling in an even layer. The butter melts and fuses with the flour during baking, leading to a crunchy finish. My personal tip is to handle the crumb mixture quickly so the butter stays firm until it meets the oven heat.

I resist pressing the crumbs down, since a loose layer forms a better texture. That gentle top crackles nicely after baking, which I see as a fun contrast to the creamy middle and dense crust below.

Chill And Slice For Best Results

A cool rest in the refrigerator makes these bars easier to cut. My usual method involves letting the pan reach room temperature first, then I slide it into the fridge for at least two hours.

I prefer to leave them overnight if time allows, because that waiting period gives the lemon curd time to firm up. A neat slice depends on a sharp knife and a quick wipe between cuts. I see it as a small but important detail that yields clean edges.

I sometimes dust the tops with powdered sugar for an extra sweet finish. That sugary sprinkle looks attractive, but the bars already hold plenty of flavor on their own, so this step stays optional.

Why These Buttery Lemon Crumb Bars Win Hearts

I enjoy the dual textures that keep your taste buds engaged with each bite. The sweet, buttery crust supports a citrus filling, and the crumb topping stands out. A single slice balances crispness and tang, which I find refreshing on a warm day.

Friends and family regularly ask me for this recipe, and I’m always glad to share. A dessert that can be prepared in a home kitchen yet feels special suits my way of cooking. That feeling of comfort is why I keep baking them again and again.

I also love experimenting with different lemon recipes for variety, such as my Lemon Brownies or a quick Lemon Blueberry Dump Cake. I savor each dessert for its own burst of citrus charm.

Serving And Storage Tips

A chilled slice offers a firm texture, while a few minutes at room temperature brings a softer bite. I store leftovers in the refrigerator for up to five days, which gives me enough time to decide how I want to serve them.

My personal trick is to freeze them for a ready supply of sweet treats. A single layer on a baking sheet firms them enough to transfer into an airtight container. They thaw nicely in the fridge, which helps preserve that fresh citrus flavor.

I sometimes plan my week around these bars. They pair well with coffee in the morning or tea in the afternoon, and they never fail to brighten my mood when I want a quick pick-me-up.

More Lemon Desserts To Enjoy

A citrus lover might also want to explore my airy Lemon Mousse. That choice complements these crumb bars by offering an alternative texture. A double batch of lemon-themed sweets can delight a party or a relaxing night at home.

I remind myself of how flexible lemon-based desserts can be. A quick browse of lemon brownies, dump cakes, mousses, and crumb bars provides enough variety to please many tastes. I sometimes rotate these recipes to keep my kitchen routine fresh.

A bright flavor can perk up any gathering, and I see lemon as the star that can deliver consistent joy. Some folks pick chocolate as their go-to sweet, but I lean on citrus. That decision seldom disappoints me or the friends who drop by with curious appetites.

Pin And Share Your Results

A collage showcasing lemon bars with a crumble topping, cut into squares and dusted with powdered sugar. The bars have a vibrant yellow filling and a golden brown crust. A text overlay reads “Lemon Bars” in a bold, playful font.

I appreciate your interest in these Buttery Lemon Crumb Bars. You can save this recipe on Pinterest to keep it handy for your next baking day. I also welcome you to share how yours turned out in the comments below.

I often learn new tips from other lemon-loving bakers, so a friendly conversation benefits everyone. A photo or a few words about your baking experience might inspire others to try their hand at these bars. I look forward to hearing your stories, and I hope they taste as good in your kitchen as they do in mine.

I will keep experimenting and sharing more simple recipes, so stick around for more discoveries. You can explore other posts on this site and find new ideas for lemon-filled joy. I value the sense of community that emerges when home cooks swap advice and experiences.

Yield: 16

Buttery Lemon Crumb Bars Recipe

A collage of lemon crumb bars arranged on parchment paper. The bars have a golden crumble topping, a bright yellow lemon filling, and a shortbread base. Powdered sugar is lightly dusted on top. The text overlay says “LEMON CRUMB BARS” in a bold, hand-drawn style.

Lemon crumb bars have a buttery shortbread crust, a smooth lemon curd filling, and a crisp crumb topping. The layers bake together to create a balanced texture with a bright citrus flavor. Chilling the bars before slicing helps them set properly.

Prep Time 20 minutes
Cook Time 45 minutes
Additional Time 2 hours
Total Time 3 hours 5 minutes

Ingredients

  • FOR THE SHORTBREAD CRUST
  • 1 cup (2 sticks) unsalted butter, softened
  • ½ cup granulated sugar
  • 2 cups all-purpose flour
  • ¼ teaspoon salt
  • FOR THE LEMON CURD FILLING
  • 4 large eggs
  • 1 cup granulated sugar
  • ½ cup fresh lemon juice (about 2-3 lemons)
  • 1 tablespoon lemon zest
  • ¼ cup all-purpose flour
  • FOR THE CRUMB TOPPING
  • 1 cup all-purpose flour
  • ½ cup granulated sugar
  • ½ cup cold unsalted butter, cut into small cubes
  • FOR GARNISH
  • Powdered sugar, for dusting (optional)

Instructions

  1. PREPARE THE PAN: Preheat the oven to 350°F (175°C). Line a 9x13-inch baking pan with parchment paper, leaving some overhang for easy removal.
  2. MAKE THE SHORTBREAD CRUST: In a mixing bowl, beat the softened butter and granulated sugar together until creamy. Add the flour and salt, mixing until a crumbly dough forms. Press the dough evenly into the prepared pan, ensuring a firm, compact layer. Bake for 15 minutes, or until the edges turn lightly golden. Set aside to cool slightly.
  3. PREPARE THE LEMON CURD FILLING: In a bowl, whisk the eggs and granulated sugar together until smooth. Add the lemon juice, lemon zest, and flour, whisking until fully combined. Pour the mixture over the pre-baked crust, spreading evenly.
  4. MAKE THE CRUMB TOPPING: In a medium bowl, combine the flour and granulated sugar. Add the cold butter cubes and use your fingers or a pastry cutter to work it into the dry ingredients until coarse crumbs form. Sprinkle the crumb mixture evenly over the lemon filling.
  5. BAKE AND COOL: Return the pan to the oven and bake for 25–30 minutes, or until the crumb topping is golden brown and the lemon filling is set. Let the bars cool completely at room temperature, then refrigerate for at least 2 hours before slicing.

Notes

For the best texture, allow the bars to cool completely at room temperature before transferring them to the refrigerator. Chilling for at least 2 hours helps the lemon curd set, making slicing easier. If possible, chill overnight for even cleaner cuts.

When cutting the bars, use a sharp knife and wipe the blade clean with a damp cloth between each cut to prevent the filling from sticking. For neater edges, you can run the knife under hot water and dry it before slicing.

If you prefer a stronger lemon flavor, add an extra teaspoon of lemon zest to the filling. Freshly squeezed lemon juice provides the best taste, but bottled lemon juice can be used in a pinch.

Store leftover bars in an airtight container in the refrigerator for up to 5 days. To serve, you can enjoy them cold or let them sit at room temperature for about 10 minutes for a softer texture. Lightly dust with powdered sugar just before serving for a decorative touch.

For longer storage, freeze the bars in a single layer on a baking sheet until firm, then transfer them to an airtight container with parchment paper between layers. Freeze for up to 3 months. Thaw in the refrigerator before serving.

Nutrition Information

Yield

16

Serving Size

1

Amount Per Serving Calories 347Total Fat 10gSaturated Fat 6gTrans Fat 0gUnsaturated Fat 4gCholesterol 84mgSodium 89mgCarbohydrates 59gFiber 1gSugar 39gProtein 5g

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