Key Lime Pie
A bright, tangy citrus custard nestled in a crumbly graham cracker crust, topped with a cloud of lightly sweetened whipped cream. This Florida classic balances sweet and sour beautifully, with a silky-smooth filling that sets firm yet melts on the tongue. Perfect for warm-weather gatherings and summer dinners.
For 8 servings
- prep · ~5 min
Preheat the oven and prep the pan.
1.Preheat oven to 350°F (175°C).2.Lightly grease a 9-inch pie dish with softened butter or cooking spray. - mix · ~7 min
Make the graham cracker crust.
1.Combine 1.5 cups graham cracker crumbs, 1/3 cup granulated sugar, and a pinch of salt in a bowl.2.Pour 6 tbsp melted butter over the mixture and stir until the crumbs are evenly moistened and resemble wet sand.3.Press the mixture firmly and evenly into the bottom and up the sides of the prepared pie dish.4.Press using the bottom of a flat measuring cup for a compact, even crust.TIPPressing firmly prevents the crust from crumbling when sliced. - bake · ~10 min
Bake the crust until just set.
1.Place the crust in the preheated oven and bake for 10 minutes.2.Remove from oven and let cool slightly on a wire rack while preparing the filling.TIPBaking the crust for 10 minutes sets the structure without burning the edges. - mix · ~5 min
Whisk the key lime filling.
1.In a large bowl, whisk together 4 egg yolks and 1 can (14 oz) sweetened condensed milk until smooth.2.Gradually whisk in 0.5 cup fresh key lime juice until fully incorporated and the mixture thickens slightly.TIPUse room-temperature yolks for the smoothest incorporation — cold yolks can curdle. - bake · ~15 min
Bake the pie until the center is just set.
1.Pour the filling into the warm crust and spread evenly.2.Bake for 12–15 minutes, until the edges are set but the center still has a slight jiggle.3.Remove from oven and cool completely on a wire rack for 30 minutes.TIPDo not overbake — the filling will continue to set as it chills. A slight wobble in the center is perfect. - rest · ~240 min
Chill the pie thoroughly before serving.
1.Once cooled to room temperature, cover with plastic wrap.2.Refrigerate for at least 4 hours, preferably overnight, until fully set and cold.TIPChilling overnight deepens the tangy citrus flavor and ensures clean slices. - mix · ~3 min
Whip the cream topping.
1.In a chilled bowl, combine 1 cup heavy cream, 2 tbsp powdered sugar, and 0.5 tsp vanilla extract.2.Whip with an electric mixer on medium-high speed until soft peaks form, about 2–3 minutes.TIPChill the bowl and beaters for 10 minutes beforehand — cold cream whips faster and holds its shape longer. - assemble · ~2 min
Top the pie and serve chilled.
1.Spread or pipe the whipped cream over the fully chilled pie.2.Slice into 8 even wedges and serve immediately.TIPUse a hot, dry knife wiped clean between each cut for picture-perfect slices.
What to keep in mind.
8 tips from the recipe — small details that make a real difference to the final dish.
- 1Use room-temperature egg yolks for a smooth, lump-free filling.
- 2Bottle key lime juice in a pinch, but fresh key limes give a more floral tang.
- 3Chill the pie overnight for a firmer set and deeper citrus flavor.
- 4Whip the cream just to soft peaks to avoid a buttery texture.
- 5Press the graham crust firmly with a flat measuring cup to prevent crumbling.
- 6For clean slices, use a hot dry knife and wipe it between cuts.
- 7Do not overbake—the center should jiggle slightly when you pull it out.
- 8Let the crust cool slightly before adding filling to avoid a soggy bottom.
Adapt it for your goals.
Low-fat
Replace half the graham crackers with crushed gingersnaps for spice, and use reduced-fat sweetened condensed milk and light whipped topping to cut calories without losing the tang.
veganVegan
Use coconut cream-based condensed milk alternative, a flaxseed or cornstarch thickener instead of eggs, and a vegan butter and cookie crust for a plant-based version.
gluten freeGluten-free
Substitute the graham cracker crumbs with gluten-free graham cracker or almond flour crust to accommodate celiac or gluten sensitivity.
no bakeNo-bake
Skip baking entirely—use a pre-baked crust and fold the lime juice into sweetened condensed milk with a little gelatin for a mousse-like pie that sets in the fridge.
Why this is on our healthy list.
Rich in Vitamin C
Key limes provide a significant dose of vitamin C, supporting immune function and collagen production.
Calcium from Dairy
The sweetened condensed milk and heavy cream contribute calcium for strong bones and teeth.
Quick Energy Source
The sugars in the filling and crust provide a rapid energy lift, making this pie a satisfying dessert after a meal.
Small Portion, Big Satisfaction
A single slice of Key Lime Pie is rich and creamy, so a thin wedge feels indulgent while keeping portions modest.
Frequently asked questions
Yes, regular Persian lime juice works, but the flavor will be less floral and more tart; you may need to adjust sugar slightly.
