No Bake Key Lime Pie
No bake key lime pie became my go-to summer dessert the first time I made it in July and realized I could have something this impressive without heating up my kitchen.
Growing up in Florida means I learned early that turning on the oven between June and September feels like a personal attack on everyone in the house.
This version sets beautifully in the fridge and delivers that tangy creamy filling you remember — the kind that tastes like it took way more effort than it actually did.
Once you see how simple this comes together, you will wonder why you ever made it any other way.
How to Make No Bake Key Lime Pie That Sets Perfectly Every Time
Why You’ll Love This Recipe
- Sets perfectly in the fridge without any gelatin or complicated steps
- Perfect for Florida summers when you want dessert but refuse to turn on the oven
- The filling strikes the perfect balance between tart and creamy
💚 Looking for more no bake summer pie ideas? Try this Frozen Lemonade Pie — same no-oven approach with a bright citrus filling that sets beautifully in the freezer.
What You’ll Need
- graham cracker crumbs — about 12 crackers
- unsalted butter — melted
- sweetened condensed milk — 14 oz
- fresh key lime juice — or regular lime juice
- heavy cream — cold
Before You Start Cooking
A few things that make this recipe work:
- ► Room temperature sweetened condensed milk mixes more easily with the lime juice
- ► Fresh lime juice gives the best flavor, but bottled key lime juice works in a pinch
- ► The filling will continue to set as it chills, so don’t worry if it seems soft at first
Easy Ingredient Swaps
| Instead of | Try This | When To Swap |
|---|---|---|
| Key lime juice | Regular lime juice | Use the same amount for nearly identical results. |
| Graham cracker crust | Vanilla wafer crust | Crush vanilla wafers the same way for a different flavor. |
| Heavy cream | Cool Whip | Use 2 cups thawed Cool Whip for an even easier version. |
| Fresh lime zest | Lime extract | Use ½ teaspoon extract when fresh limes aren’t available. |
| Sweetened condensed milk | Coconut condensed milk | Perfect for dairy-free version with coconut whipped cream. |
| Granulated sugar in crust | Brown sugar | Adds a subtle caramel flavor to the crust. |
How To Make No Bake Key Lime Pie
Make the Crust
In a bowl, combine graham cracker crumbs, granulated sugar, and melted butter. Mix until the crumbs are evenly moistened and hold together when pressed. Press firmly into the bottom and up the sides of a 9-inch pie pan. Refrigerate while making the filling.
Prepare the Filling
In a large bowl, whisk together sweetened condensed milk, key lime juice, and lime zest until smooth. The mixture will thicken slightly from the acid in the lime juice. Let sit for 5 minutes to thicken further.
Whip the Cream
In a separate bowl, whip the cold heavy cream, powdered sugar, and vanilla extract until soft peaks form. Don’t overwhip – you want it fluffy but not stiff.
Combine and Chill
Gently fold the whipped cream into the lime mixture in three additions, being careful not to deflate the cream. Pour into the prepared crust and smooth the top. Refrigerate for at least 4 hours or overnight until completely set.
Serve
Before serving, let the pie sit at room temperature for 5 minutes to make slicing easier. Cut with a sharp knife, cleaning the blade between cuts. Garnish with additional lime zest or whipped cream if desired.
Pro Tips For The Best Results
- Cold cream whips faster and holds longer — Chill your bowl and beaters for 10 minutes before whipping.
- Let the filling sit before folding — Five minutes lets the acid thicken the condensed milk for a sturdier base.
- Zest your limes before juicing — It is nearly impossible to zest a lime you have already squeezed.
Have a tip that works for you? Drop it in the comments below — we’d love to hear it! 👇
Common Mistakes To Avoid
- Overwhipping the cream until it becomes butter — Stop whipping as soon as soft peaks form – the cream should still look smooth and fluffy.
- Not pressing the crust firmly enough — Use the bottom of a measuring cup to press the crust firmly and evenly into the pan.
- Not chilling long enough before serving — Give it a full 4 hours minimum – the filling needs time to set properly.
- Adding lime juice too quickly to condensed milk — Whisk gradually to prevent the mixture from curdling or becoming lumpy.
Make Ahead and Storage Tips
This pie is genuinely better made the day before — overnight chilling gives the filling time to fully set and lets the tangy lime flavor deepen in a way a quick 4-hour chill just cannot replicate.
The graham cracker crust can be pressed, covered tightly with plastic wrap, and refrigerated up to 2 days ahead — just add the filling when you are ready.
The finished pie keeps beautifully in the refrigerator for up to 4 days — store it covered and away from anything strongly scented since the creamy filling will absorb odors.
To freeze, wrap individual slices in plastic wrap and then foil and freeze for up to 2 months — thaw overnight in the fridge and add fresh whipped cream right before serving.
What To Serve With No Bake Key Lime Pie
- Garnish with toasted coconut flakes for extra tropical flavor and texture
- Serve with fresh berries like strawberries or raspberries to cut the richness
- Add a dollop of additional whipped cream and a lime wheel for an elegant presentation
- Pair with vanilla ice cream for an indulgent summer dessert combination (this No Churn Strawberry Ice Cream is an easy homemade option that pairs perfectly)
Delicious Variations To Try
- Mini Key Lime Pies — Press the crust mixture into a lined muffin tin and fill each cup with the lime filling — chill as directed for individual servings that are easy to grab at a cookout or pool party without ever cutting a slice.
- Key Lime Icebox Pie — Transfer the filled pie to the freezer instead of the fridge and freeze for at least 6 hours for a firmer, icebox-style slice that holds up even better on a hot Florida afternoon — let it sit for 5 minutes before cutting.
- Gingersnap Crust Key Lime Pie — Swap the graham crackers for crushed gingersnaps and use the same amount of butter to build the crust — the warm spice of the ginger plays against the tart lime filling in a way that makes people ask what you did differently.
For a creamy no-bake twist in individual portions, try these No Bake Peach Cheesecake Cups — same no-oven method and graham cracker base with a fruity summer filling.
More Bake Recipes
Love this recipe? Here are a few more of my favorites you will want to try:
No Bake Oreo Cheesecake | No Bake Oreo Cheesecake is rich, creamy, and completely oven-free! It’s a make-ahead crowd-pleaser that sets in the fridge and wows every time!
No Bake Lemon Raspberry Icebox Cake | No Bake Lemon Raspberry Icebox Cake is a stunning layered dessert with zero baking required! Citrusy, creamy, and perfect for summer entertaining!
No Bake Peach Cheesecake Cups | No Bake Peach Cheesecake Cups are individual creamy cheesecakes with a fruity peach topping! Graham cracker crust, no oven needed, and totally make-ahead!
No Bake Mini Strawberry Cheesecakes | No Bake Mini Strawberry Cheesecakes are adorable individual desserts bursting with fresh strawberry flavor! Easy, make-ahead, and always a party favorite!
Can I use regular limes instead of key limes? +
Yes, regular lime juice works perfectly and most people can’t taste the difference. Key limes are slightly more tart and floral, but regular limes make an excellent pie.
Why won’t my no bake key lime pie set? +
The most common cause is not chilling long enough. The pie needs at least 4 hours to set properly. Also make sure you didn’t overwhip the cream, which can prevent proper setting.
How do I know when the pie is set enough to serve? +
The filling should be firm to the touch and not jiggle when you gently shake the pan. If it’s still soft, give it more time in the fridge.
Can I make this pie dairy-free? +
Yes, use coconut condensed milk and coconut whipped cream. The texture will be slightly different but still delicious.
How long does no bake key lime pie last? +
Covered in the refrigerator, the pie stays fresh for up to 4 days. The crust may soften slightly after day 2, but it’s still perfectly good.
Can I freeze key lime pie? +
Yes, wrap tightly and freeze for up to 2 months. Thaw in the refrigerator overnight before serving, though the texture may be slightly different.
Do I need to use a springform pan? +
No, a regular 9-inch pie pan works perfectly. The pie sets firm enough to slice and serve directly from a standard pie pan.
What’s the best way to get clean pie slices? +
Use a sharp knife and clean it with warm water between each cut. Let the pie sit at room temperature for 5 minutes before slicing for easier cutting.
Ready To Make No Bake Key Lime Pie?
This no bake key lime pie proves that the best summer desserts don’t require turning on the oven. The filling sets perfectly on its own, the flavors are bright and refreshing, and it’s the kind of dessert that makes people think you spent way more time in the kitchen than you actually did. Make it this weekend and let it chill while you enjoy the rest of your Sunday.
No Bake Key Lime Pie
By At The Sunday Table
No bake key lime pie became my go-to summer dessert the first time I made it in July and realized I could have something this impressive without heating up my kitchen. Growing up in Florida means I learned early that turning on the oven between June and September feels like a personal attack. This version sets beautifully in the fridge and tastes exactly like the tangy, creamy pie you remember.
Ingredients
Instructions
-
1Make the Crust
In a bowl, combine graham cracker crumbs, granulated sugar, and melted butter. Mix until the crumbs are evenly moistened and hold together when pressed. Press firmly into the bottom and up the sides of a 9-inch pie pan. Refrigerate while making the filling.
-
2Prepare the Filling
In a large bowl, whisk together sweetened condensed milk, key lime juice, and lime zest until smooth. The mixture will thicken slightly from the acid in the lime juice. Let sit for 5 minutes to thicken further.
-
3Whip the Cream
In a separate bowl, whip the cold heavy cream, powdered sugar, and vanilla extract until soft peaks form. Don’t overwhip – you want it fluffy but not stiff.
-
4Combine and Chill
Gently fold the whipped cream into the lime mixture in three additions, being careful not to deflate the cream. Pour into the prepared crust and smooth the top. Refrigerate for at least 4 hours or overnight until completely set.
-
5Serve
Before serving, let the pie sit at room temperature for 5 minutes to make slicing easier. Cut with a sharp knife, cleaning the blade between cuts. Garnish with additional lime zest or whipped cream if desired.
Notes
- ► Room temperature sweetened condensed milk mixes more easily with the lime juice
- ► Fresh lime juice gives the best flavor, but bottled key lime juice works in a pinch
- ► The filling will continue to set as it chills, so don’t worry if it seems soft at first
- ► A hot knife makes cleaner cuts — run it under warm water and dry before each slice
Nutrition Per Serving
Hey, I’m Rachel — Orlando mom, home cook, and believer that the best meals are simple, nourishing, and made with love. At The Sunday Table is my little corner of the internet where comfort food meets real life.
