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Lemon bars don’t need much to win people over. A bright lemon filling and a buttery shortbread-style crust are hard to argue with, especially when they’re made from scratch.

These dessert bars bake up with a tender crust and a smooth citrus filling that’s full of fresh lemon flavor. The balance of sweet and tart is what makes them so easy to come back to.

Three lemon bars stacked on a white plate with a bowl of lemons in the background.

What Makes These Lemon Bars So Good

I like to mix lemon zest right into the crust dough so there’s lemon flavor in every layer, not just the filling.

I use extra egg yolks in the filling because they give the lemon layer a richer, silkier texture and help it set without getting rubbery. It’s the same trick I use in my lemon curd, and it makes a noticeable difference.

I always pour the filling onto a hot crust because it helps the two layers bake together better.

Then I drop the oven temperature for the second bake so the lemon layer cooks slowly, stays, smooth and doesn’t crack as easily.

Twelve sliced lemon bars on parchment paper next to lemons.

The flavor here is the same bright, balanced lemon you get in a good lemon meringue pie or lemon custard pie, just in a simpler bar form.

Ingredients used to make a lemon bar recipe.

Ingredient Notes

Butter: Use real butter for the crust. It gives you that classic shortbread texture and flavor that holds up under the lemon layer.

Lemon zest: Don’t skip the zest in the crust. It adds another layer of lemon flavor.

Fresh lemon juice: Fresh juice makes a difference here. Bottled juice tends to taste flat and won’t give you the same bright flavor.

Eggs + egg yolks: The mix of whole eggs and extra yolks gives the filling structure while keeping it smooth and rich. The yolks are what help it stay silky instead of rubbery.

Flour in the filling: A small amount of flour helps the lemon layer set cleanly without turning it dense or overly firm.

Granulated sugar: This balances the tartness of the lemon without dulling the flavor. Don’t reduce it too much or the filling can taste harsh.

Powdered sugar: This is just for finishing. Dust right before serving so it doesn’t dissolve into the surface.

Six photos showing how to make homemade lemon bars.

This crust is a simple press-in shortbread-style base. If you’ve made my oatmeal shortbread, the texture will feel familiar.

Dusting powdered sugar over lemon bar squares.

Recipe Tips

Chill the crust: A quick 10-minute freeze helps the dough hold its shape and keeps the crust from shrinking in the oven.

Don’t overmix the crust: Mix just until soft clumps form. Overworking the dough can make the crust tough instead of tender.

Watch the center: The lemon layer should have a slight jiggle in the middle when it’s done. It should not slosh, but it should not look fully firm either.

Bake to temperature if needed: If you want to double-check doneness, aim for 170°F to 175°F in the center.

Cool before chilling: Let the bars cool completely before refrigerating so condensation doesn’t collect on top.

Use fresh lemon juice: Bottled juice won’t give the same clean, bright flavor. This is one place where freshness really matters.

Tap out air bubbles: Give the pan a light tap on the counter before baking to release any trapped air for a smoother finish.

Line the pan: Leave enough overhang so you can lift the bars out cleanly. It makes slicing a lot easier.

A partially eaten lemon bar on a white plate.

Homemade Lemon Bars

These homemade lemon bars keep it simple in the best way, with a bright, tangy filling and a soft, buttery crust with lightly crisp edges. Slice them up and give them a generous dusting of powdered sugar before serving.

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