Indulge in the tangy and sweet flavors of Key Lime Pie with this simple and delicious recipe. This dessert is perfect for any occasion, from summer picnics to holiday gatherings. Its creamy filling and flaky crust make it a standout choice that is sure to impress your family and friends.

Jump to:
- Why You’ll Love This Recipe
- Tools and Preparation
- Essential Tools and Equipment
- Importance of Each Tool
- Ingredients
- For the Crust
- For the Filling
- For the Topping
- How to Make Key Lime Pie
- Step 1: Preheat the Oven
- Step 2: Prepare the Graham Cracker Crust
- Step 3: Make the Key Lime Filling
- Step 4: Prepare Whipped Cream Topping
- How to Serve Key Lime Pie
- Classic Slice
- Mini Tartlets
- Key Lime Pie Parfaits
- Tropical Fruit Salad
- Coconut Flakes Garnish
- Ice Cream Accompaniment
- How to Perfect Key Lime Pie
- Best Side Dishes for Key Lime Pie
- Common Mistakes to Avoid
- Refrigerator Storage
- Freezing Key Lime Pie
- Reheating Key Lime Pie
- Frequently Asked Questions
- What is key lime pie?
- How do I make key lime pie from scratch?
- Can I use bottled lime juice for key lime pie?
- How do I prevent my key lime pie from cracking?
- Can I customize my key lime pie?
- Final Thoughts
- 📖 Recipe Card
Why You’ll Love This Recipe
- Quick Preparation: This recipe takes only 15 minutes of prep time, making it perfect for busy schedules.
- Deliciously Tangy: The combination of key lime juice and zest creates a refreshing flavor that balances sweetness beautifully.
- Versatile Serving Options: Serve it at parties, BBQs, or as a special treat at home; it suits every occasion!
- Beginner-Friendly: Even if you’re new to baking, this recipe is straightforward and easy to follow.
- Chilled Delight: The pie can be made ahead of time and chilled, allowing flavors to meld perfectly.
Tools and Preparation
Having the right tools will make your baking experience smoother and more enjoyable. Here are the essential tools you’ll need to make your Key Lime Pie.
Essential Tools and Equipment
- Mixing bowls
- Whisk
- 9-inch pie pan
- Mixer (hand or stand)
- Measuring cups and spoons
Importance of Each Tool
- Mixing bowls: Essential for combining ingredients without spills or mess.
- Pie pan: A sturdy 9-inch pie pan ensures even baking and easy serving.
- Mixer: Facilitates quick whipping of cream for the perfect topping without tiring your arms.
Ingredients
Indulge in the tangy and sweet flavors of key lime pie with this simple and delicious recipe. Perfect for any occasion and easy enough for beginners to make!
For the Crust
- 1 ½ cups graham cracker crumbs
- ¼ cup brown sugar
- 8 Tablespoons butter, melted
For the Filling
- 28 ounces sweetened condensed milk
- ½ cup light sour cream
- ¾ cup key lime juice
- 2 Tablespoons lime zest
For the Topping
- 1 cup heavy whipping cream
- ¼ cup powdered sugar
- 1 tsp vanilla extract

How to Make Key Lime Pie
Step 1: Preheat the Oven
Preheat your oven to 350 degrees Fahrenheit. This ensures that your crust bakes evenly.
Step 2: Prepare the Graham Cracker Crust
- In a small bowl, mix together graham cracker crumbs, brown sugar, and melted butter until combined.
- Press this crumb mixture into a 9-inch pie pan evenly across the bottom and up the sides.
- Bake in the preheated oven for about 10 minutes until lightly golden.
- Allow cooling for at least 30 minutes before adding filling.
Step 3: Make the Key Lime Filling
- In a medium bowl, whisk together sweetened condensed milk, light sour cream, key lime juice, and lime zest until smooth.
- Pour this mixture into the cooled graham cracker crust.
- Bake again in the oven for 10 minutes; this helps set the filling.
- Once done, let it cool slightly before chilling in the fridge for at least 3 hours.
Step 4: Prepare Whipped Cream Topping
- In a mixer, beat heavy whipping cream with powdered sugar until stiff peaks form.
- Gently fold in vanilla extract for extra flavor.
- Spread or pipe whipped cream over the chilled pie surface.
- Add extra lime zest on top if desired for garnish.
Enjoy your delightful homemade Key Lime Pie!
How to Serve Key Lime Pie
Key lime pie is a delightful dessert that can be served in various ways to enhance its tangy flavor and creamy texture. Here are some creative serving suggestions for your key lime pie.
Classic Slice
- Serve a generous slice of the pie chilled, garnished with a dollop of whipped cream on top, and a sprinkle of lime zest for added flair.
Mini Tartlets
- Create individual mini key lime tarts using small tart shells filled with key lime filling. These are perfect for parties and easy to grab!
Key Lime Pie Parfaits
- Layer pieces of key lime pie with whipped cream and graham cracker crumbs in clear glasses for a fun and visually appealing treat.
Tropical Fruit Salad
- Pair slices of key lime pie with a refreshing tropical fruit salad that includes pineapple, mango, and coconut for a bright contrast in flavors.
Coconut Flakes Garnish
- Sprinkle toasted coconut flakes over the whipped cream topping to add texture and an extra hint of sweetness.
Ice Cream Accompaniment
- Serve slices of key lime pie alongside a scoop of vanilla or coconut ice cream for a creamy balance to the tartness.
How to Perfect Key Lime Pie
Making the perfect key lime pie requires attention to detail and some helpful tips. Follow these guidelines to ensure your pie turns out just right.
- Use Fresh Key Limes: For the best flavor, use fresh key limes instead of bottled juice. Fresh juice gives an authentic tang that enhances the taste.
- Chill Properly: After baking, allow your pie to cool slightly before chilling it in the refrigerator for at least 3 hours. This helps set the filling perfectly.
- Don’t Overbake: Bake only until the filling is set but still slightly jiggly in the center. Overbaking can cause cracks in the surface.
- Whip Cream Just Right: When making whipped cream, beat until stiff peaks form but avoid overwhipping, which can turn it grainy.
- Garnish Thoughtfully: A sprinkle of lime zest or additional toasted coconut on top can elevate presentation and flavor.

Best Side Dishes for Key Lime Pie
Key lime pie pairs well with several side dishes that complement its sweet-tart profile. Here are some great options to consider.
- Fresh Berries: Serve strawberries, blueberries, or raspberries on the side for a burst of freshness that balances the richness of the pie.
- Coconut Rice: This subtly sweet dish adds another layer of tropical flavor that pairs beautifully with key lime.
- Grilled Pineapple: The caramelized sweetness from grilled pineapple enhances the tangy notes of your key lime dessert.
- Mint Salad: A light salad featuring fresh mint leaves and citrus segments provides a refreshing contrast to the dessert’s richness.
- Lemon Sorbet: The light and zesty sorbet serves as a palate cleanser between bites, enhancing the overall dining experience.
- Chilled Green Tea: Refreshing green tea served over ice can cleanse the palate after each bite of creamy pie while complementing its flavors.
Common Mistakes to Avoid
Making key lime pie can be simple, but there are common mistakes that may affect the final outcome. Here are a few to watch out for:
- Using regular limes: Regular limes can alter the flavor. Always use fresh key lime juice for the best taste.
- Not chilling long enough: If you skip the chilling time, the pie won’t set properly. Make sure to chill it for at least 3 hours.
- Overbaking the filling: Baking the filling too long can lead to cracks. Just bake until slightly firm for a perfect texture.
- Skipping lime zest: Lime zest adds depth and freshness. Don’t omit it; include it for added flavor and aroma.
- Improper crust preparation: A soggy crust won’t hold up well. Press the graham cracker mixture firmly into the pan and bake it properly.
Refrigerator Storage
- Store leftovers in an airtight container to keep them fresh.
- Key lime pie will last up to 3 days in the refrigerator.
Freezing Key Lime Pie
- Wrap the pie tightly in plastic wrap or aluminum foil before freezing.
- It can be frozen for up to 2 months, but it’s best enjoyed fresh.
Reheating Key Lime Pie
- Oven: Preheat to 350°F, cover with foil, and warm for about 10 minutes.
- Microwave: Place a slice on a microwave-safe plate and heat for 20-30 seconds.
- Stovetop: Use a skillet over low heat, cover with a lid, and warm gently for several minutes.

Frequently Asked Questions
What is key lime pie?
Key lime pie is a classic American dessert made from key lime juice, sweetened condensed milk, and egg yolks, typically served in a graham cracker crust.
How do I make key lime pie from scratch?
To make key lime pie from scratch, follow our recipe which includes making a homemade graham cracker crust and mixing key ingredients like sweetened condensed milk and fresh key lime juice.
Can I use bottled lime juice for key lime pie?
While it’s possible to use bottled lime juice, fresh key lime juice is recommended for optimal flavor and authenticity in your key lime pie.
How do I prevent my key lime pie from cracking?
To prevent cracks, avoid overbaking the filling. Bake just until set and allow it to cool slowly before chilling.
Can I customize my key lime pie?
Absolutely! You can add toppings like toasted coconut or fresh fruit. Feel free to experiment with flavors by adding other citrus juices or adjusting sweetness levels.
Final Thoughts
Key lime pie is not only delicious but also incredibly versatile. Its tangy-sweet flavor makes it perfect for any gathering or as a refreshing treat on hot days. Don’t hesitate to try this recipe and customize it with your favorite toppings! Enjoy your baking adventure!
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Key Lime Pie
- Total Time: 35 minutes
- Yield: Serves approximately 8 slices 1x
Description
Indulge in the vibrant, tangy sweetness of Key Lime Pie, a classic American dessert that perfectly balances creamy filling and a crunchy graham cracker crust. Whether you’re hosting a summer picnic or celebrating a holiday gathering, this easy-to-follow recipe is sure to impress your guests. With just 15 minutes of prep time, you can create a delightful treat that’s both refreshing and satisfying. The bright flavors of fresh key lime juice and zest shine through, making each bite a little slice of paradise. Serve it chilled with a dollop of whipped cream for an unforgettable dessert experience!
Ingredients
- 1 ½ cups graham cracker crumbs
- ¼ cup brown sugar
- 8 tablespoons butter, melted
- 28 ounces sweetened condensed milk
- ½ cup light sour cream
- ¾ cup key lime juice
- 2 tablespoons lime zest
- 1 cup heavy whipping cream
- ¼ cup powdered sugar
- 1 teaspoon vanilla extract
Instructions
- Preheat oven to 350°F.
- In a bowl, mix graham cracker crumbs, brown sugar, and melted butter. Press into a greased 9-inch pie pan. Bake for 10 minutes; cool.
- Whisk together sweetened condensed milk, sour cream, key lime juice, and lime zest in another bowl until smooth. Pour into cooled crust and bake for an additional 10 minutes. Cool slightly before refrigerating for at least 3 hours.
- For the topping, whip heavy cream with powdered sugar until stiff peaks form; fold in vanilla extract. Spread over pie once chilled.
- Prep Time: 15 minutes
- Cook Time: 20 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice (100g)
- Calories: 280
- Sugar: 24g
- Sodium: 180mg
- Fat: 18g
- Saturated Fat: 10g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 30g
- Fiber: 1g
- Protein: 3g
- Cholesterol: 55mg