Old-Fashioned Lemon Pie Cake is a tender butter cake layered with a tangy lemon pie filling and finished with a classic baked meringue on top. It’s part cake, part lemon pie, and it hits that sweet-and-bright spot that I always want in a lemon dessert.
What makes this one stand out for me is the mix of textures: soft cake layers, a thick lemon filling that tastes like the real thing, and that toasty meringue that’s light but still rich. I like the lemon flavor here to be sharp and clear, so fresh lemon juice really matters.
I usually serve this when I want a pretty slice-and-serve dessert that feels a little old-school in the best way. It’s especially good for spring weekends, holiday tables, or anytime you want something that isn’t chocolate.
Why You’ll Love This Recipe
Lemon pie flavor: The homemade filling tastes like the center of a lemon pie, not just lemon frosting.
Old-school, but not fussy: It looks special with the meringue, but the steps are all straightforward.
Great texture combo: You get fluffy cake, creamy filling, and a light meringue topping in one slice.
Make parts ahead: I like that you can bake the cake layers and prep the filling earlier, then finish with meringue when you’re ready.
Nice for clean slices: A short chill after assembly makes it slice neatly, which helps a lot with layered cakes like this.
Ingredients You’ll Need
Cake
- All-purpose flour: I use regular all-purpose flour here. It gives you a soft crumb but still holds up to the filling.
- Granulated sugar: Keeps the cake classic and light. I don’t swap in brown sugar for this one.
- Unsalted butter: Make sure it’s softened so it creams smoothly. Butter gives the cake that old-fashioned flavor.
- Vegetable oil: Oil helps the cake stay tender even after chilling. A neutral oil is best.
- Eggs: Room temperature eggs mix in better and keep the batter from looking curdled.
- Whole milk: Whole milk makes the cake a little richer and softer. Lower-fat milk works, but the texture is slightly less tender.
- Baking powder: This is the main lift for the cake, so make sure yours is fresh.
- Baking soda: Helps the cake rise and works with the lemon juice for a lighter crumb.
- Fine salt: Don’t skip it. It keeps the cake from tasting flat.
- Lemon zest: Zest is where most of the lemon smell and flavor lives. I zest the lemons before I juice them.
- Fresh lemon juice: Fresh is best here. Bottled juice can taste a little dull or sharp in the wrong way.
- Vanilla extract: Vanilla rounds out the lemon and makes the cake taste more “cake-like,” not just citrusy.
Lemon Pie Filling
- Granulated sugar: This sweetens the filling and gives it that real lemon pie filling taste.
- Egg yolks: Yolks make the filling richer and give it that classic yellow color.
- Whole egg: One whole egg helps the filling set up a little more firmly when it cools.
- Fresh lemon juice: This is the main flavor, so use the good stuff. Taste your lemons if you can—they vary a lot.
- Lemon zest: A little zest makes the filling taste more “lemony” without needing extra juice.
- Cornstarch: This thickens the filling so it’s spreadable and stays put between the layers.
- Fine salt: Just a bit makes the lemon taste brighter.
- Unsalted butter: Butter smooths out the filling and keeps it from tasting too sharp.
Meringue Topping
- Egg whites: Keep these totally free of yolk. Even a little fat can stop the whites from whipping up well.
- Granulated sugar: Adds sweetness and helps the meringue hold its shape.
- Cream of tartar: This helps stabilize the whites so you get a strong, glossy meringue.
- Vanilla extract: Just a small amount is enough to round out the flavor.
- Salt: A tiny pinch helps the meringue taste less sugary.
Recipe Instructions
- Preheat the oven: Heat the oven to 350°F. Grease and flour two 9-inch round cake pans, then line the bottoms with parchment paper.
- Separate the eggs: Separate the eggs you’ll need for the meringue topping and set the whites aside. If you’re not using them right away, refrigerate the whites and bring them back to room temperature before whipping.
- Mix the dry ingredients: Whisk the flour, baking powder, baking soda, and salt together in a medium bowl, then set aside.
- Beat the butter and sugar: Beat the softened butter, vegetable oil, and sugar until light and fluffy.
- Add the eggs: Beat in the eggs one at a time, scraping down the bowl as needed.
- Add the lemon and vanilla: Mix in the lemon zest, lemon juice, and vanilla extract until combined.
- Add the flour and milk: Add the dry ingredients and milk in alternating additions, mixing just until you no longer see dry flour.
- Bake the cakes: Divide the batter evenly between the pans and bake for about 25 to 30 minutes, until a toothpick comes out clean.
- Cool the cakes: Cool in the pans for 10 minutes, then turn the layers out onto a rack to cool completely.
- Start the filling: In a saucepan, whisk the sugar, cornstarch, and salt together.
- Add eggs and lemon: Whisk in the egg yolks and whole egg, then whisk in the lemon juice and lemon zest.
- Cook the filling: Cook over medium heat, whisking constantly, until the filling is thick and bubbling.
- Finish and chill the filling: Remove from heat and whisk in the butter until smooth. Press plastic wrap directly on the surface, cool to room temperature, then chill until spreadable.
- Whip the meringue: Beat the egg whites with cream of tartar and a pinch of salt to soft peaks. Gradually beat in the sugar and keep beating until glossy stiff peaks form, then beat in the vanilla.
- Layer the cake: Place one cake layer on a serving plate and spread the lemon filling over it, leaving a small border at the edge. Add the second cake layer.
- Top with filling and meringue: Spread a thin layer of the remaining filling over the top, then pile the meringue on and swirl it out to the edges.
- Brown the meringue: Bake at 350°F for 8 to 12 minutes until lightly browned, or briefly broil while watching constantly.
- Cool and serve: Cool for about 30 minutes, then slice and serve. For cleaner slices, chill the assembled cake for 30 to 60 minutes first.
Some of my tips!
This is the part that really makes a difference. If you only read one section, make it this one because this is where I share the little trick that helps the recipe turn out so well.
Recipe Tips & Tricks
Use fresh lemon juice. This cake really depends on the lemon flavor, and fresh juice tastes cleaner. I still use bottled in a pinch sometimes, but this is one where fresh is worth it.
Cool the cake layers completely. If the layers are even a little warm, the filling can get too soft and slide around. I give them plenty of time on a rack.
Cover the filling directly. Press plastic wrap right on the surface as it cools so it doesn’t form a skin. It also keeps the texture smoother for spreading.
Keep the meringue bowl grease-free. Use a clean bowl and beaters, and make sure there’s no yolk in the whites. If the whites won’t whip, this is usually why.
Watch the browning closely. Meringue can go from lightly golden to too dark fast, especially under the broiler. Stay right there and pull it as soon as it’s the color you want.
Make some touches!
There are plenty of easy ways to serve this depending on the occasion. Keep it simple, or add a few small touches to make it feel a little more special.
Serving Suggestions
- Fresh berries: Strawberries, raspberries, or blueberries are nice alongside a slice. It makes the plate look pretty and keeps things light.
- Coffee or tea: I like this with plain black coffee or hot tea. Earl Grey and lemon desserts are especially good together.
- Extra lemon zest: A little zest over each slice right before serving wakes the flavor back up, especially if the cake has been chilled.
- Simple whipped cream: If you’re skipping the meringue, a small spoonful of unsweetened or lightly sweetened whipped cream works well with the lemon filling.
Save it for later
This section covers how to store leftovers and what parts of the recipe you can prepare ahead of time.
Storage and Make Ahead
Store leftovers covered in the fridge. Because of the filling and meringue, I keep this cake chilled. Let slices sit at room temp for 10 to 15 minutes if you prefer a softer cake texture.
You can make the cake layers ahead and wrap them well once cooled. The lemon filling can also be made ahead and kept chilled until you’re ready to assemble.
I usually add the meringue the day I’m serving if I can. It still holds up in the fridge, but meringue can weep a bit over time, which is normal.
If you want to freeze something, I’d freeze the unfrosted cake layers only. Thaw them in the fridge overnight, then assemble with filling and meringue.
A few quick answers
This section covers a few extra details that may help before you head to the recipe card.
Recipe FAQs
Can I use lemon curd instead of making the filling?
Yes. If you want to save time, you can swap in about 1 1/2 cups prepared lemon curd. I like a thicker curd for layering so it doesn’t squeeze out the sides.
Why didn’t my lemon filling thicken?
It usually just needs a little more time on the heat. Keep whisking over medium heat until you see slow bubbles and the filling looks thick like pudding.
If you pull it too early, it can stay runny even after chilling.
My meringue won’t whip up—what happened?
The most common issue is fat in the bowl or a bit of egg yolk in the whites. Use a clean, dry bowl and make sure the whites are separated carefully.
Can I make this as a sheet cake instead of layers?
You can bake the cake batter in a 9×13-inch pan, but the layering is what makes it “lemon pie cake.” If you go the sheet cake route, I’d spread the filling on top and add the meringue over that.
Can I torch the meringue instead of baking it?
Yes, a kitchen torch works well and gives you more control over the browning. Just keep the flame moving so you don’t scorch one spot.
You might also like
Before you go, take a look at a few other recipes below the recipe card. They use similar ingredients in a different way and are worth saving too.
MORE DINNER RECIPES TO TRY
Old-Fashioned Lemon Pie Cake
INGREDIENTS
Cake
- 2 cups all purpose flour
- 1.5 cups granulated sugar
- ½ cup unsalted butter softened
- ½ cup vegetable oil
- 3 large eggs room temperature
- 1 cup whole milk
- 2 tsp baking powder
- ½ tsp baking soda
- ½ tsp fine salt
- 2 tbsp lemon zest
- ¼ cup fresh lemon juice
- 2 tsp vanilla extract.
Lemon pie filling
- 1 cup granulated sugar
- 3 large egg yolks
- 1 large egg
- ½ cup fresh lemon juice
- 1 tbsp lemon zest
- 3 tbsp cornstarch
- ¼ tsp fine salt
- 4 tbsp unsalted butter.
Meringue topping
- 3 large egg whites room temperature
- ¾ cup granulated sugar
- ¼ tsp cream of tartar
- ¼ tsp vanilla extract
- pinch of salt.
INSTRUCTIONS
Prep
- preheat oven to 350 F
- grease and flour two 9 inch round cake pans and line bottoms with parchment
- separate eggs for topping and refrigerate whites if needed.
Cake
- whisk flour baking powder baking soda and salt
- beat butter oil and sugar until light and fluffy then beat in eggs one at a time
- mix in lemon zest lemon juice and vanilla
- alternate adding dry ingredients and milk mixing just until combined
- divide batter evenly into pans and bake until a toothpick comes out clean
- cool in pans 10 minutes then turn out and cool completely.
Lemon pie filling
- whisk sugar cornstarch and salt in a saucepan then whisk in egg yolks and whole egg followed by lemon juice and zest
- cook over medium heat whisking constantly until thick and bubbling
- remove from heat and whisk in butter until smooth
- cover surface directly with plastic wrap and cool to room temperature then chill until spreadable.
Meringue and assembly
- beat egg whites with cream of tartar and salt to soft peaks then gradually beat in sugar until glossy stiff peaks form and beat in vanilla
- place one cake layer on a serving plate and spread lemon filling leaving a small border
- top with second cake layer and spread remaining filling thinly over top
- pile meringue on top and swirl to edges
- bake at 350 F for 8 to 12 minutes until lightly browned or briefly broil watching constantly
- cool 30 minutes then slice and serve.
