Key Lime Pie

Key Lime Pie is a classic American dessert known for its silky, tangy filling made with Key lime juice, sweetened condensed milk, and egg yolks, all nestled in a buttery graham cracker crust.

Finished with whipped cream and fresh lime zest, this pie strikes the perfect balance between sweet and tart. It's an ideal dessert for summer gatherings, holidays, or whenever you're craving a refreshing citrus treat.

🕒 Prep Time 20 mins

🔥 Cook Time 25 mins

🍽️ Servings 8 people

Why You Love This Recipe

Bright & Tangy
Bright, tangy citrus flavor with creamy sweetness.

Smooth Custard & Crisp Crust
Smooth, custard-like filling and crisp graham cracker crust.

Simple Ingredients
Easy to make with simple ingredients.

Perfect Make-Ahead
Perfect make-ahead dessert.

Refreshing After Rich Meals
Refreshing after rich meals.

Elegant Yet Simple
Elegant enough for special occasions yet simple for everyday baking.

Delicious Chilled
Delicious served chilled.

Tools and Preparation

Essential Tools and Equipment

9-inch pie dish
Mixing bowls
Whisk
Measuring cups and spoons
Citrus juicer
Fine grater or zester
Rubber spatula
Cooling rack
Refrigerator

Importance of Each Tool

Pie Dish
Holds the crust and filling securely while baking.

Mixing Bowls
Keep ingredients organized and easy to combine.

Whisk
Blends the filling until smooth.

Measuring Tools
Ensure balanced proportions for consistent results.

Citrus Juicer
Extracts maximum juice from the limes.

Zester
Adds fragrant lime zest for extra flavor and garnish.

Rubber Spatula
Helps scrape every bit of filling into the crust.

Cooling Rack
Allows even cooling before refrigeration.

Refrigerator
Chills the pie until fully set.

Ingredients

For the Graham Cracker Crust:

1½ cups graham cracker crumbs
⅓ cup granulated sugar
6 tablespoons unsalted butter, melted

For the Key Lime Filling:
1 can (14 ounces) sweetened condensed milk
4 large egg yolks
½ cup Key lime juice (fresh or bottled)
1 teaspoon finely grated Key lime zest

For the Whipped Cream Topping:
1 cup heavy whipping cream
2 tablespoons powdered sugar
½ teaspoon vanilla extract

Optional Garnishes:
Thin lime slices
Extra lime zest
Graham cracker crumbs
Mint leaves

Steps To Create Recipe

1. PREPARE THE OVEN
Preheat the oven to 350°F (175°C).

2. MAKE THE CRUST
Combine the graham cracker crumbs, sugar, and melted butter until evenly moistened. Press firmly into the bottom and sides of a 9-inch pie dish. Bake for 8–10 minutes, then let cool slightly.

3. PREPARE THE FILLING
In a bowl, whisk together the sweetened condensed milk and egg yolks until smooth. Add the Key lime juice and zest, whisking until fully combined.

4. BAKE THE PIE
Pour the filling into the prepared crust. Bake for 15–18 minutes, just until the filling is set around the edges with a slight jiggle in the center.

5. COOL AND CHILL
Allow the pie to cool to room temperature, then refrigerate for at least 4 hours, preferably overnight.

6. PREPARE THE WHIPPED CREAM
Beat the heavy cream, powdered sugar, and vanilla extract until soft peaks form. Spread or pipe onto the chilled pie.

7. GARNISH AND SERVE
Decorate with lime zest or slices before slicing and serving.

How to Serve

Key Lime Pie is best enjoyed:

Well Chilled
Well chilled.

Freshly Whipped Cream
Topped with freshly whipped cream.

Extra Lime Zest
Garnished with extra lime zest.

With Iced Tea or Coffee
Paired with iced tea or coffee.

After Seafood or Grilled Meals
Served after seafood or grilled meals.

Fresh Berries
Alongside fresh berries for added color and flavor.

Common Mistakes to Avoid

Bottled Lime Juice
Using bottled lime juice with artificial flavors instead of quality Key lime juice.

Overbaking
Overbaking the filling, which can affect its texture.

Not Chilling Long Enough
Not chilling long enough before slicing.

Loose Crust
Pressing the crust too loosely, causing it to crumble.

Overwhipping Cream
Overwhipping the cream until grainy.

Skipping Lime Zest
Skipping the lime zest, which adds vibrant citrus aroma.

Storage & Reheating Instructions

Refrigerator: Store covered in the refrigerator for up to 4 days.

Freezer: Freeze the pie (without whipped cream) for up to 2 months. Thaw overnight in the refrigerator before serving.

Reheating: This dessert is intended to be served chilled and should not be reheated.

Frequently Asked Questions

Q: Can I use regular Persian limes instead of Key limes?
A: Yes. The flavor will be slightly different but still delicious if Key limes are unavailable.

Q: Why is my filling runny?
A: It may need more chilling time or may have been underbaked.

Q: Can I make the pie ahead of time?
A: Absolutely. It's often even better after chilling overnight.

Q: Is it necessary to bake the filling?
A: A short bake helps the egg-based filling set properly and creates a silky texture.

Q: Can I use a store-bought graham cracker crust?
A: Yes. It's a convenient substitute that works well for this recipe.

Q: Can I decorate it differently?
A: Certainly. Toasted coconut, white chocolate curls, or candied lime slices make attractive additions.

Final Thoughts

Key Lime Pie is a timeless dessert that combines creamy sweetness with refreshing citrus tang in every bite. With its crisp graham cracker crust, silky filling, and fluffy whipped topping, it's an easy yet impressive recipe that's perfect for entertaining or simply treating yourself.

Key Lime Pie (Print Version)

By Your Blog Name

Prep Time:
20 mins

Cook Time:
25 mins

Servings:
8 Servings

Ingredients Needed

Crust:

• 1½ cups graham cracker crumbs
• ⅓ cup sugar
• 6 tbsp melted butter

Filling:

• 1 (14 oz) can sweetened condensed milk
• 4 egg yolks
• ½ cup Key lime juice
• 1 tsp Key lime zest

Topping:

• 1 cup heavy whipping cream
• 2 tbsp powdered sugar
• ½ tsp vanilla extract

Directions

1. Bake the graham cracker crust for 8–10 minutes.
2. Whisk together the filling ingredients.
3. Pour into the crust and bake for 15–18 minutes.
4. Cool completely and refrigerate for at least 4 hours.
5. Top with whipped cream and garnish before serving.