These Lemon Raspberry Cheesecake Bars pair a buttery graham cracker crust with creamy lemon cheesecake and a homemade raspberry swirl. Baked in a 9-inch square pan, they chill into clean, sliceable cheesecake bars with bright lemon flavor and tart raspberry ribbons in every bite.

Cheesecake bars are one of my favorite ways to make cheesecake feel a little more casual.

You still get the buttery graham cracker crust. You still get the creamy, rich filling. You still get the “please chill completely before slicing” part, because cheesecake is cheesecake and it likes to make us wait.

But instead of a tall, full-size cheesecake, these bake in a 9-inch square pan and slice into neat little bars.

And sometimes, bars just make more sense. They’re easier to pack up, easier to transport, and much easier to serve when you don’t want to stand there cutting thin wedges of cheesecake while everyone politely pretends they’re not impatiently waiting for dessert.

This version has a lemon cheesecake filling made with fresh lemon juice and lemon zest, so the lemon flavor comes through without making the filling too sharp.

A quick raspberry sauce gets swirled over the top before baking, which gives these bars those pretty ribbons of raspberry.

The result is creamy, bright, and just tart enough to balance all that cream cheese. Basically, lemon raspberry cheesecake in a much easier-to-share form.

Ingredients and Substitutions

The ingredients for these cheesecake bars are pretty straightforward, but there are a few places where the details matter.

Graham Crackers

Use regular graham cracker crumbs or pulse full graham cracker sheets in a food processor until finely ground. For gluten-free cheesecake bars, use gluten-free graham crackers.

Cream Cheese

Use full-fat, brick-style cream cheese, softened to room temperature. Skip whipped cream cheese or spreadable cream cheese from a tub, which can make the filling too soft.

Sour Cream

Sour cream helps keep the cheesecake filling smooth and creamy while balancing some of the richness from the cream cheese. Plain full-fat Greek yogurt can be used as a substitute, but sour cream gives the most classic cheesecake flavor and texture.

Lemon

Use fresh lemon juice and lemon zest. The zest is especially important because it adds a lot of the lemon flavor without adding extra liquid to the cheesecake filling.

Raspberries

Fresh or frozen raspberries work for the raspberry swirl. If you’re using frozen raspberries, there’s no need to thaw them first; they just need an extra few minutes on the stovetop to fully break down.

Cornstarch

Cornstarch thickens the raspberry sauce so it holds its shape better when swirled into the cheesecake batter. Without it, the sauce can be too loose and may disappear into the filling instead of swirling on top.

Flour

A small amount of flour helps these cheesecake bars set cleanly and slice neatly. To make the bars gluten-free, use a 1:1 gluten-free flour blend in the filling.

How to Make Lemon Raspberry Cheesecake Bars

These cheesecake bars come together in a few simple parts: make the raspberry sauce, bake the crust, mix the cheesecake filling, swirl everything together, and chill until fully set.

Make the Raspberry Swirl

Cook the raspberries with sugar and lemon juice until the berries break down into a sauce. Strain out the seeds if you want a smoother swirl, then thicken the sauce with cornstarch and let it cool completely.

Make the Graham Cracker Crust

Mix the graham cracker crumbs with melted butter, brown sugar, and salt, then press the mixture firmly into the bottom of a parchment-lined square pan. Bake the crust briefly so it has a little structure before adding the cheesecake filling.

Mix the Lemon Cheesecake

Beat the cream cheese and sugar until smooth, then add the sour cream, eggs, vanilla, lemon juice, lemon zest, and flour. Mix just until everything is combined so the filling stays creamy.

Add the Raspberry Swirl

Spread the cheesecake filling over the crust, then drop spoonfuls of the cooled raspberry sauce over the top. Use a knife or skewer to gently swirl the sauce into the filling.

Bake and Chill

Bake until the edges are set and the center still has a slight wobble. Let the bars cool slowly, then refrigerate until fully chilled and firm. Once chilled, lift the cheesecake out of the pan and slice into bars. A warm knife wiped clean between cuts will give you the neatest slices.

Adding Flour to Cheesecake Bars

A full cheesecake can be soft and delicate because it’s usually sliced into wedges and served on a plate. Cheesecake bars, however, need to behave a little differently. They have to lift out of the pan, slice into squares, and hold their shape while being picked up, all without losing that creamy cheesecake texture.

So how do we alter our cheesecake recipe to make this possible?

Kitchen Chemistry

Adding flour to a cheesecake helps to stabilize the structure. As cheesecake bakes, egg proteins denature and coagulate into a soft gel network, while the starch granules in flour absorb water, swell, and gelatinize, reinforcing the filling so it sets more firmly.

The key is using just enough flour to support the bars, not enough to make them cakey. Here, two tablespoons is plenty to help the lemon cheesecake filling set neatly, especially with the extra moisture from the raspberry swirl.

Frequently Asked Questions

Can I use frozen raspberries?

Yes! Frozen raspberries work just as well as fresh raspberries for the swirl. There is no need to thaw them first, but they may take an extra minute or two to cook down into a sauce.

Do I have to strain the raspberry sauce?

No. Straining is optional. If you want a smoother raspberry swirl without seeds, press the sauce through a fine-mesh sieve before thickening it. If you do not mind the seeds, you can skip this step.

Can I make these cheesecake bars in an 8-inch square pan?

Yes, but the bars will be thicker and will need a slightly longer bake time. Bake until the edges are set and the center still has a slight wobble when the pan is gently nudged.

How do I know when cheesecake bars are done baking?

The edges should look set, while the center should still wobble slightly. The middle should not look wet or liquid. The bars will continue to firm up as they cool and chill in the refrigerator.

Can I make these cheesecake bars ahead of time?

Yes, and they are actually better when made ahead. The bars need at least 4 hours in the refrigerator, but chilling them overnight gives them the best texture and cleanest slices.

Can I freeze cheesecake bars?

Yes. Chill the bars completely, slice them, and freeze in a single layer before transferring to an airtight container or freezer bag. Thaw overnight in the refrigerator before serving.

More Creamy Bar Desserts

• Key Lime Pie Bars
• Lemon Pie Bars
• Snickers Cheesecake Bars
• Cranberry Lime Bars