Cool, creamy, and packed with fresh lemon flavor, this Lemon Icebox Pie is the kind of dessert that instantly feels refreshing. It starts with a buttery graham cracker crust and is filled with a smooth, citrusy filling made with plenty of fresh-squeezed lemon juice.
This Lemon Icebox Pie brings together everything you love about a creamy citrus dessert — the silky texture of key lime pie and the bright, fresh flavor of lemon. It’s cool, smooth, and perfectly refreshing, with a buttery graham cracker crust and a luscious lemon filling that sets up beautifully in the fridge. If you’ve never made an icebox pie before, it’s simply a chilled pie that firms up as it cools. There are no complicated steps. Just mix, pour, and let the refrigerator do the work.
What Makes This Lemon Icebox Cake Stand Out?
- It’s unapologetically lemon-forward. This isn’t a faint hint of citrus hiding behind sugar. With a full cup of fresh lemon juice and plenty of zest, the flavor is bright, clean, and deeply lemony — the kind that makes your mouth water before you even take a second bite.
- The filling is luxuriously smooth. Sweetened condensed milk and egg yolks create a rich, velvety texture that sets into clean, creamy slices. It’s silky without being heavy and holds its shape beautifully when you cut into it.
- The crust actually complements the filling. The buttery graham cracker crust adds just enough sweetness and salt to balance the citrus, so every bite has contrast. This pie is creamy, crumbly, bright, and rich all at once.
Ingredients You’ll Need
Let’s talk about everything you’ll need to make this pie from start to finish. First up, our lovely crust!
For the Graham Cracker Crust
- Graham Crackers: Use a food processor to crush the graham crackers into a fine crumb.
- Sugar: For a touch of sweetness.
- Salt: For flavor.
- Unsalted Butter: Melted.
For the Lemon Pie Filling
- Lemon Juice: Freshly squeezed from 6-8 lemons.
- Sweetened Condensed Milk: Make sure you don’t pick up evaporated milk by mistake.
- Large Eggs: You’ll only need the yolks.
- Lemon Zest: Finely grated from fresh lemons.
For the Whipped Cream Topping
- Heavy Whipping Cream: Don’t remove this from the fridge until you’re ready to use it.
- Powdered Sugar: This does add a bit of sweetness, but its main purpose is to stabilize the whipped cream so it doesn’t wilt in the fridge.
- Vanilla Extract: Use a good quality extract for the best results.
How to Juice Lemons
Here’s how to get as much juice as possible out of your lemons. Be sure to zest them before you squeeze them to make your life easier.
- Microwave: Place your lemons onto a microwave-safe plate and heat them for 30 seconds. This helps release the juice from the membranes inside of the fruit.
- Roll: Use your dominant hand to firmly roll each lemon against a hard, flat surface for a couple of seconds.
- Slice & Juice: Slice each lemon in half, lengthwise, and use your citrus juicer to extract as much juice as you can. If you have a handheld lemon reamer, place a bowl underneath it to catch the juice.
Tips for the Perfect Lemon Icebox Pie
- Use fresh lemon juice — no exceptions. Bottled juice won’t give you the same bright, clean flavor. Freshly squeezed lemons make a noticeable difference here since lemon is the star of the filling.
- Whisk the egg yolks and zest until pale and slightly thickened. Don’t just stir them together. Beat the yolks and lemon zest until the mixture lightens in color and looks a bit creamy. This helps fully incorporate the zest and creates a smoother, more cohesive filling. A stand mixer makes it easy, but a hand mixer works just as well.
- Don’t skip the zest. The zest is where most of the lemon flavor lives. It deepens the citrus taste without adding extra tartness, so the pie tastes vibrant instead of flat.
- Chill it long enough. This pie needs time in the refrigerator to fully set. Give it at least 4 hours, preferably longer, so you get clean slices instead of a soft center.
- Keep it cold. Icebox pies are meant to be chilled. Store the pie in the refrigerator and only take it out when you’re ready to serve. If it sits at room temperature too long, the filling will soften.
- Slice with a clean, warm knife. Run your knife under hot water, wipe it dry, and slice. Clean the blade between cuts for sharp, bakery-style slices.
Variation Ideas
- Make Lemon Limeade Pie: Feel free to substitute some or all of the lemon juice with freshly squeezed lime juice – and the same goes for the zest. In fact, you can use any citrus fruit of your choice!
- More Lemon: If you want an even stronger lemon flavor, swap out 1/4 cup of the sweetened condensed milk for another 1/4 cup of lemon juice. You just don’t want to use all of the two cans of sweetened condensed milk as well as the extra lemon juice, because it likely won’t all fit in your pie pan.
- Swap Out the Graham Crackers: Not a fan of graham cracker crusts? You can use any cookie crumbs you’re craving. Nilla wafers and shortbread cookies are both great options.
Storage Instructions
This lemonade icebox pie should be kept well-covered in the fridge. It’s best to enjoy it within 4-5 days of making it.
Does Lemonade Pie Freeze Well?
It does! Whether you put it in the fridge or the freezer is entirely up to you – in the fridge, it has a creamy texture similar to that of a key lime pie, while the freezer makes it firmer and frozen (but without being too hard). I find that frozen lemon pie is especially nice when the weather is hot and stuffy.
If you do decide to keep your pie in the freezer, let it sit at room temperature for about 15 minutes before you cut it. This will help the knife go through nice and easily. Frozen lemon icebox pie will last for up to 3 months.
Lemon Icebox Pie
- Prep Time: 45 minutes
- Cook Time: 25 minutes
- Total Time: 1 hour 10 minutes
- Yield: 12 1x
- Category: Dessert
- Method: Oven
- Cuisine: American
Description
Made with a classic graham cracker crust and plenty of fresh-squeezed lemon juice, this soft and creamy Lemon Icebox Pie is so delightful! It’s not too sweet, not too tart, and super easy to make with minimal ingredients.
Ingredients
Crust
- 1 1/2 cups (201g) graham cracker crumbs (about 11 full sheet graham crackers)
- 3 tbsp (39g) sugar
- 1/8 tsp salt
- 1/2 cup (112g) unsalted butter, melted
Filling
- 1 cup (240ml) fresh lemon juice (6–8 lemons)
- two 14 oz cans sweetened condensed milk
- 8 large egg yolks
- 2 1/2 tbsp finely grated lemon zest
Whipped Cream
- 1 cup (240ml) heavy whipping cream, cold
- 1/2 cup (58g) powdered sugar
- 1 tsp vanilla extract
Instructions
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Preheat oven to 325 degrees F.
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To make the crust, add the graham cracker crumbs, sugar, and salt to a large bowl and stir to combine.
Add the melted butter and stir until well combined and crumbly.
Pour the mixture into a deep dish 9-inch pie pan and spread the crumbs around so that they are evenly dispersed.
Press the crumbs into the bottom and up the sides of the pan. Set aside. -
To make the filling, whisk the lemon juice and sweetened condensed milk together in a medium sized bowl. Set aside.
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In a large mixing bowl, beat the lemon zest and egg yolks on high until pale and fluffy, about 5-7 minutes.
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Add sweetened condensed milk mixture to egg mixture and stir to combine.
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Pour the filling into the pie crust and bake for about 25-30 minutes, or until the edges are set and the center jiggles slightly.
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Cool on cooling rack for an hour, then refrigerate until firm, 5-6 hours.
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To make the whipped cream, add the cream, powdered sugar and vanilla extract to a large mixer bowl and whip on high speed until stiff peaks form.
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Pipe whipped cream around the edges of the pie, adding half a lemon slice between each swirl, if desired.
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Store pie in the fridge. Pie is best if eaten within 4-5 days.
Notes
- Makes 10-12 slices.
- To Store: Keep pie well-covered in the fridge and enjoy within 4-5 days for the best results.
- To Freeze: Cover pie tightly and freeze for up to 3 months. Let sit at room temperature for 15 minutes before slicing and serving.
Nutrition
- Serving Size: 1 Slice
- Calories: 419
- Sugar: 49.1 g
- Sodium: 185.7 mg
- Fat: 18.4 g
- Carbohydrates: 57.3 g
- Protein: 8.3 g
- Cholesterol: 134.8 mg
More Icebox Pies to Try
In the mood for another satisfying icebox pie? I highly recommend any of the following recipes.
Recipe slightly modified from Pip and Ebby.
I was looking to make this pie and blueberries sounds really good with it. Have you ever tried to add blueberries to thh filling before it’s baked?
I haven’t tried blueberries. I’m not sure if I’d like that or not, but you could certainly give it a try.
Just checking in to say that this is now the requested dessert for Easter and birthdays (my husband’s this week)! It is the best lemon pie ever, and makes me into a minor celebrity! Thanks again Lindsay, for another winner 😊
Awesome! 🙂 So glad to hear hat!
Why is this called an icebox pie when you have to bake it? The whole point is to make a no-bake pie…
Modern ice box cakes are no bake. Traditionally, ice box desserts were actually stored in an ice box, because that’s what people had and used to store them, hence the name.
OMG, this was SOOOOO good! I even made a mistake by getting ahead of myself and didn’t beat the egg yolks separately with the zest and it still turned out amazing! Thank you so much for this recipe!
I’m so glad you enjoyed it!
This is NOT Lemon Icebox Pie which is NOT baked, rather allows the lemon juice to “cook” the milk-egg mixture.
You should really specify to use a 9” deep dish pie pan/dish with this recipe. I used a regular 9” pie pan as specified, and there was enough filling for a 2nd pie. Delicious though!
Super lemony and delicious 🙂 I love this pie, and I’m planning on trying to make it in a muffin tin version for Easter. Wish me luck, lol!
So glad you enjoyed it!
Own soon after ice box pie cools can you eat it will it be ok 3 hours in refrigerator
3 hours should be ok. Typically I’d wait 4-5.