Key lime pie is a classic American dessert that originates from the Florida Keys. This delicious pie features a tangy and creamy lime filling, typically made with key limes, nestled in a buttery graham cracker crust. The combination of sweet and tart flavors makes this pie a refreshing treat that’s perfect for any occasion, especially during warm weather.

Why You’ll Love This Recipe
You’ll love key lime pie for its bright, tangy flavor and creamy texture. The buttery graham cracker crust perfectly complements the smooth lime filling, creating a balanced and irresistible dessert. This pie is relatively easy to make and can be prepared ahead of time, making it ideal for gatherings and special occasions.
Expert Tips and Tricks
- Use key limes: For authentic flavor, use fresh key limes. If they are unavailable, regular limes or bottled key lime juice can be used.
- Room temperature ingredients: Ensure your eggs and condensed milk are at room temperature for easier mixing and a smoother filling.
- Do not overbake: Bake just until the filling is set to avoid a grainy texture.
- Chill thoroughly: Allow the pie to chill for at least 2-3 hours before serving to let the flavors meld and the filling set properly.
- Whipped cream garnish: Top with freshly whipped cream and lime zest for an extra touch of flavor and presentation.

Recipe Variations and Possible Substitutions
- Crust options: Use a different type of crust, such as digestive biscuits or gingersnaps, for a unique twist.
- Dairy-free option: Use a dairy-free condensed milk and a dairy-free butter substitute for the crust.
- Topping variations: Top with meringue instead of whipped cream for a different texture and flavor.
Serving and Pairing Suggestions
Serve key lime pie chilled, garnished with whipped cream and lime zest. This pie pairs wonderfully with a cup of coffee or tea. It also makes a delightful ending to a summer meal or a refreshing treat on a hot day.

Storage and Reheating Tips
- Refrigeration: Store the pie in an airtight container in the refrigerator for up to 3 days.
- Freezing: Freeze the pie without whipped cream in a freezer-safe container for up to 2 months. Thaw in the refrigerator before serving.
- No reheating needed: Enjoy the pie chilled.
Recipe FAQs
What if my crust is too crumbly? Ensure you press the crust firmly into the pan. If it still crumbles, add a bit more melted butter to help it hold together.
Can I use regular limes instead of key limes? Yes, you can use regular limes if key limes are not available. The flavor will be slightly different but still delicious.
How do I know when the pie is done baking? The filling should be set but still slightly jiggly in the center. It will firm up as it cools.
Can I make the pie ahead of time? Yes, key lime pie can be made a day in advance and stored in the refrigerator.
Key Lime Pie
Unlock the ultimate Key Lime Pie recipe: perfectly tart, creamy filling with a buttery crust. A slice of heaven!
Ingredients
- 1 1/2 cups graham cracker crumbs
- 1/3 cup granulated sugar
- 6 tbsp unsalted butter, melted
- 3 cups sweetened condensed milk
- 1/2 cup sour cream
- 3/4 cup key lime juice
- 1 tbsp key lime zest
- Whipped cream for topping (optional)
Instructions
- Preheat the oven to 350°F (175°C).
- In a medium mixing bowl, combine the graham cracker crumbs, sugar, and melted butter. Press this mixture firmly into the bottom and sides of a 9-inch pie pan.
- Bake the crust in the preheated oven for about 10 minutes, or until it’s lightly browned. Remove from the oven and allow it to cool.
- In a separate bowl, whisk together the sweetened condensed milk, sour cream, key lime juice, and lime zest until smooth.
- Pour the filling into the cooled crust.
- Return the pie to the oven and bake for 5-7 minutes, or until tiny pinhole bubbles form on the surface.
- Remove from the oven and allow the pie to cool at room temperature. Once cooled, refrigerate for at least 3 hours, or until set.
- Before serving, top with whipped cream if desired.
Notes
Nutrition Information:
Yield: 8 Serving Size: 1Amount Per Serving: Calories: 581Total Fat: 23gSaturated Fat: 14gTrans Fat: 0gUnsaturated Fat: 8gCholesterol: 71mgSodium: 224mgCarbohydrates: 86gFiber: 1gSugar: 76gProtein: 11g






