Key Lime Pie Recipe

The Zesty Summer Dream: Key Lime Pie Recipe

Crafting a delectable key lime pie brings zesty memories of sunny Florida afternoons.

Memories of tangy citrus and creamy textures dance across my taste buds.

Sweet and tart flavors mingle in this classic dessert that feels like a tropical escape.

Bakers adore the simple ingredients that create such a magical treat.

Smooth, silky filling nestled in a crisp graham cracker crust promises pure delight.

Refreshing notes of lime burst through each delightful bite.

Whipped cream crowns this spectacular dessert, tempting you to savor every single mouthful.

Tips for Key Lime Pie

  • Toast graham cracker crumbs before mixing with butter to enhance nutty flavor and prevent soggy bottom.
  • Use fresh key lime juice for authentic, bright taste instead of bottled varieties which can taste flat and less vibrant.
  • Temper egg yolks by slowly whisking hot condensed milk mixture to avoid scrambling and ensure smooth, silky filling.
  • Chill mixing bowl and whisk beforehand to help heavy cream whip faster and maintain stiff, fluffy peaks longer.
  • Allow pie to set completely for minimum 3-4 hours, preferably overnight, to develop deep, harmonious flavor profile and perfect texture.

Flavor Variations for Key Lime Pie

  • Vegan Key Lime Delight: Replace condensed milk with coconut cream, use silken tofu instead of egg yolks, and create a crust using crushed nuts and dates. Swap dairy whipped cream with coconut whipped cream.
  • Gluten-Free Citrus Treat: Use almond flour or gluten-free graham crackers for the crust. Keep other ingredients the same, ensuring a crisp and tangy pie suitable for gluten-sensitive individuals.
  • Low-Sugar Zesty Option: Substitute sugar with stevia or monk fruit sweetener in the crust. Use a sugar-free condensed milk alternative and reduce overall sweetness while maintaining the classic key lime flavor.

Serving Ideas for Key Lime Pie

  • Tropical Beach Party Platter: Slice key lime pie and arrange on a wooden board with fresh tropical fruits like mango, pineapple, and coconut chunks for a vibrant summer dessert experience.
  • Refreshing Afternoon Tea Setting: Serve small pie slices alongside mint tea or iced green tea, creating an elegant and light dessert pairing that feels sophisticated and refreshing.
  • Zesty Citrus Breakfast Treat: Pair a slice with morning coffee or as a special weekend brunch dessert, complementing rich breakfast dishes with its tangy, bright flavor profile.
  • Sunset Dessert Celebration: Plate individual slices with a drizzle of raspberry coulis and mint leaves, perfect for outdoor evening gatherings with friends and family.

Storage Tips for Key Lime Pie

  • Store the key lime pie in an airtight container or cover with plastic wrap. Keep chilled for up to 4-5 days in the refrigerator, maintaining its fresh flavor and creamy texture.
  • Wrap the pie tightly in plastic wrap and aluminum foil. Freeze for up to 2 months. Thaw overnight in the refrigerator before serving to preserve its original taste and consistency.
  • Cut individual slices and wrap separately in plastic wrap for easy grab-and-go portions. Store in the refrigerator for convenient single-serving snacks.
  • Allow refrigerated pie to sit at room temperature for 10-15 minutes before serving. Avoid microwaving, as it can make the texture soggy and compromise the delicate whipped cream topping.

FAQs

  • What makes key lime pie different from other pies?

Key lime pie is unique because it uses tangy key lime juice, which gives a distinctly tart and bright flavor compared to regular lime or lemon desserts. The creamy condensed milk balances the sourness, creating a perfect sweet-tart combination.

  • Can I use regular limes instead of key limes?

Yes, you can substitute regular lime juice for key lime juice. While key limes have a more intense and slightly different flavor, regular limes will still produce a delicious pie with similar characteristics.

  • Is the pie filling cooked before baking?

The filling is not pre-cooked. The mixture of condensed milk, egg yolks, and lime juice is simply whisked together and then baked directly in the crust, which allows the ingredients to set and create a smooth, creamy texture.

Key Lime Pie: A Zesty Classic

  • Whip Up Quickly: Super simple recipe with minimal ingredients that anyone can master, even beginner bakers can nail this dessert without stress.
  • Perfect Party Pleaser: Creamy, tangy key lime pie delivers a refreshing twist that guests will absolutely love, making it ideal for summer gatherings and potlucks.
  • Customize with Ease: Flexible recipe allows creative touches like adding extra lime zest, experimenting with garnishes, or switching up whipped cream presentation to match your style.
  • No-Fuss Prep: Straightforward steps require basic kitchen tools, minimal baking skills, and short preparation time, ensuring a delicious dessert without complicated techniques.

Ingredients for Key Lime Pie

Crust Ingredients:
  • Graham Cracker Crumbs: A classic base that provides a sweet, crunchy foundation for the pie.
  • Sugar: Adds sweetness to the crust mixture.
  • Butter: Helps bind the crust ingredients and creates a rich, golden texture.
Filling Ingredients:
  • Sweetened Condensed Milk: Provides a creamy, sweet base for the key lime filling.
  • Key Lime Juice: Delivers the signature tangy and bright citrus flavor of the pie.
  • Lime Zest: Intensifies the lime flavor with its concentrated citrus oils.
  • Egg Yolks: Help to thicken and set the filling while adding richness.
Topping Ingredients:
  • Heavy Whipping Cream, Powdered Sugar, Vanilla Extract: Create a light, sweet, and fluffy whipped cream topping that complements the tart lime filling.
Optional Garnish:
  • Extra Lime Zest, Lime Slices: Add a fresh, decorative touch to the finished pie.

How to Make Key Lime Pie

Step 1: Craft the Crispy Crust

Heat your oven to a toasty 350°F.

Grab a mixing bowl and combine graham cracker crumbs with sugar and melted butter.

Press this mixture firmly into a 9-inch pie dish, creating an even layer.

Pop it in the oven and bake until it turns a gorgeous golden brown, about 8-10 minutes.

Let the crust cool completely.

Step 2: Whip Up the Tangy Filling

In a large mixing bowl, blend sweetened condensed milk with fresh key lime juice, fragrant lime zest, and rich egg yolks.

Whisk everything together until the mixture becomes silky smooth and perfectly combined.

Step 3: Bake to Perfection

Pour the vibrant lime filling into the cooled crust.

Slide the pie into the oven and bake until the center is just barely set but still has a slight jiggle.

This typically takes about 15 minutes.

Step 4: Chill and Set

Remove the pie from the oven and let it cool completely at room temperature.

Transfer to the refrigerator and allow it to set for at least 3 hours.

This helps the filling become firm and develops those amazing flavors.

Step 5: Create the Dreamy Topping

Using an electric mixer, whip together:
  • Heavy whipping cream
  • Powdered sugar
  • Vanilla extract

Beat until the cream forms beautiful, stiff peaks that hold their shape.

Step 6: Final Flourish

Once the pie is thoroughly chilled, spread or pipe the fluffy whipped cream across the top.

For an extra touch of elegance, sprinkle some lime zest or arrange delicate lime slices as a garnish.

Serve the pie chilled and watch everyone’s eyes light up with the first bite!

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Key Lime Pie Recipe

Key Lime Pie Recipe


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4.9 from 24 reviews

  • Total Time: 40 minutes
  • Yield: 8 1x

Description

Creamy key lime pie blends tangy citrus with sweet graham cracker crust, creating a classic Florida dessert. Zesty lime filling and whipped cream topping offer refreshing flavors you’ll savor with each delightful bite.


Ingredients

Scale

Main Ingredients:

  • 1 1/2 cups graham cracker crumbs
  • 1/4 cup sugar
  • 6 tablespoons (3 fluid ounces) melted butter

Instructions

  1. Craft a crisp graham cracker foundation by mixing crumbs with sugar and melted butter, then firmly press into a 9-inch pie dish. Bake at 350°F for 8-10 minutes until edges turn golden, then allow to cool completely.
  2. Whisk together sweetened condensed milk, tangy key lime juice, fragrant lime zest, and rich egg yolks until the mixture transforms into a smooth, creamy consistency.
  3. Transfer the vibrant lime filling into the cooled crust, then slide into the oven. Bake for 15 minutes, watching for a set yet slightly trembling center.
  4. Remove pie and let it rest at room temperature, then refrigerate for a minimum of 3 hours to achieve a perfectly firm texture.
  5. Prepare a cloud-like topping by vigorously beating heavy whipping cream with powdered sugar and vanilla extract until stiff, glossy peaks emerge.
  6. Once thoroughly chilled, adorn the pie with luxurious whipped cream, using either a spatula or piping bag for an elegant finish. Optional: Sprinkle additional lime zest or arrange delicate lime slices as a decorative garnish before serving.

Notes

  • Swap graham crackers with gluten-free alternatives like almond flour or gluten-free cookie crumbs for a celiac-friendly version.
  • Use fresh key lime juice instead of bottled for a more vibrant, authentic citrus flavor that elevates the entire dessert.
  • Chill the mixing bowl and whisk before whipping cream to ensure maximum volume and stability of the topping.
  • Avoid overbaking the filling to maintain a silky, smooth texture that melts in your mouth and prevents a rubbery consistency.
  • Prep Time: 15 minutes
  • Cook Time: 25 minutes
  • Category: Desserts
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 8
  • Calories: 184
  • Sugar: 9 g
  • Sodium: 55 mg
  • Fat: 8 g
  • Saturated Fat: 5 g
  • Unsaturated Fat: 3 g
  • Trans Fat: 0 g
  • Carbohydrates: 24 g
  • Fiber: 1 g
  • Protein: 2 g
  • Cholesterol: 15 mg
Amanda Bennett

Amanda Bennett

Recipe Curator & Culinary Educator

Expertise

Baking and Pastry Arts, Recipe Testing and Development, Culinary Instruction, Food Styling and Photography

Education

​Asheville-Buncombe Technical Community College, Asheville, NC
​Diploma in Culinary Arts
Emphasized practical cooking skills, nutrition, and kitchen management.​

Cambridge School of Culinary Arts, Cambridge, MA
Certificate in Professional Pastry Arts
Specialized in baking techniques, dessert presentation, and flavor profiling


Amanda’s roots run deep in the Southern hills, where every meal started fresh from the garden and every dessert came with a story. She trained at Asheville-Buncombe Technical Community College and sharpened her pastry skills at the Cambridge School of Culinary Arts, blending classic technique with everyday charm.
At The Liffey, Amanda’s passion is making baking and home cooking feel natural and joyful. She’s all about single recipes that are simple enough for a busy afternoon, but special enough to make someone’s day a little sweeter.

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