Tropical Mango Key Lime Pie Recipe

ByMatteo Rossi
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Introduction

This Tropical Mango Key Lime Pie is a refreshing twist on a classic dessert, combining tangy key lime with sweet mango purée for a vibrant, creamy filling. The graham cracker crust adds a buttery crunch, making it perfect for warm weather or any time you want a taste of the tropics.

A slice of pie with four distinct layers sits on a white plate over a white marbled surface. The bottom layer is a crumbly brown crust, followed by a pale green layer above it. Next is a thick, smooth creamy off-white layer forming the middle of the slice. On top is a glossy yellow layer with a thin wavy drizzle in the same yellow tone. The slice is decorated with two orange cubes and a small wedge of lime at the back, topped with a swirl of white whipped cream and small sprinkles of lime zest. Around the plate are lime wedges and scattered crumbs. photo taken with an iphone --ar 4:5 --v 7

Ingredients

  • 200g graham crackers or digestive biscuits, crushed
  • 80g unsalted butter, melted
  • 2 tbsp granulated sugar (for crust)
  • 1 can (395g) sweetened condensed milk
  • 3 large egg yolks
  • 120ml key lime juice (about 8–10 key limes)
  • 120ml mango purée (about 1 large ripe mango)
  • Zest of 1 key lime (optional)
  • 1 cup (240ml) heavy cream, cold (for topping)
  • 2 tbsp powdered sugar (for whipped cream)
  • Fresh mango slices and lime wedges for garnish
  • Pinch of salt

Instructions

  1. Step 1: Preheat your oven to 175°C (350°F) and lightly grease a 9-inch (23 cm) pie dish.
  2. Step 2: In a bowl, mix the crushed graham crackers, melted butter, and 2 tablespoons of granulated sugar until evenly moistened.
  3. Step 3: Press the crumb mixture firmly into the bottom and up the sides of the pie dish to form an even crust. Chill in the refrigerator for 10 minutes.
  4. Step 4: Blind-bake the crust for 8–10 minutes until set and slightly golden. Remove from the oven and let it cool while preparing the filling.
  5. Step 5: Whisk together the sweetened condensed milk and egg yolks in a bowl until smooth and glossy.
  6. Step 6: Stir in the key lime juice and a pinch of salt until combined. Add the mango purée and gently fold to create a marbled effect—swirl rather than fully mix.
  7. Step 7: Pour the swirled filling into the cooled crust and smooth the top gently.
  8. Step 8: Bake for 12–15 minutes, until the center is just set. It will continue to firm up as it cools. Remove from the oven and let it reach room temperature.
  9. Step 9: Refrigerate the pie for at least 2 hours to fully set before serving.
  10. Step 10: Whip the cold heavy cream with powdered sugar until soft peaks form. Spread or pipe the whipped cream over the chilled pie.
  11. Step 11: Garnish with fresh mango slices, lime zest, and lime wedges. Slice and serve chilled.

Tips & Variations

  • For a nuttier crust, substitute half the graham crackers with crushed toasted almonds or pecans.
  • Use regular lime juice if key limes are not available, though the flavor will be slightly different.
  • To enhance the mango flavor, add a teaspoon of mango extract or a dash of rum to the filling mixture.
  • If you prefer a fully blended filling, mix the mango purée completely into the lime mixture instead of swirling.

Storage

Store leftover pie covered in the refrigerator for up to 3 days. Keep the whipped topping covered or add fresh whipped cream before serving. Reheat is not recommended; best enjoyed chilled for optimal texture and flavor.

How to Serve

A slice of pie with three visible layers sits on a white plate on a white marbled texture. The bottom crust layer is crumbly and golden brown, holding the smooth pale green layer above it, which blends into a thick, creamy off-white middle layer. The top layer is a shiny, bright yellow glaze with swirled patterns, crowned with a swirl of white whipped cream. On top of the whipped cream and pie, there are two small mango cubes and some bright green lime zest sprinkled over. Around the slice on the plate are lime wedges and some scattered crumbs. photo taken with an iphone --ar 4:5 --v 7

Serve this delicious recipe with your favorite sides.

FAQs

Can I make this pie in advance?

Yes, this pie can be made up to a day ahead and refrigerated. Just add the whipped cream topping and garnish right before serving for the freshest look and taste.

What can I use instead of graham crackers?

If graham crackers are unavailable, digestive biscuits or even crushed vanilla wafers work well as a substitute for the crust.

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Tropical Mango Key Lime Pie Recipe

★★★★★

4.7 from 142 reviews
  • Author: Matteo
  • Total Time: 2 hours 50 minutes
  • Yield: 8 servings 1x
Print Recipe

Description

This Tropical Mango Key Lime Pie is a vibrant and refreshing dessert that combines the tartness of key limes with the sweet, tropical flavor of mango. Featuring a crispy graham cracker crust and a luscious creamy filling swirled for a marbled effect, it is topped with softly whipped cream and garnished with fresh mango slices and lime wedges. The pie is baked to set and chilled for a perfectly firm texture, making it ideal for warm-weather gatherings or any occasion that calls for a bright and fruity treat.

Ingredients

Scale

Crust

  • 200g graham crackers or digestive biscuits, crushed
  • 80g unsalted butter, melted
  • 2 tbsp granulated sugar

Filling

  • 1 can (395g) sweetened condensed milk
  • 3 large egg yolks
  • 120ml key lime juice (about 8–10 key limes)
  • 120ml mango purée (about 1 large ripe mango)
  • Zest of 1 key lime (optional)
  • Pinch of salt

Topping

  • 1 cup (240ml) heavy cream, cold
  • 2 tbsp powdered sugar

Garnish

  • Fresh mango slices
  • Lime wedges
  • Lime zest (optional)

Instructions

  1. Preheat and Prepare Pie Dish: Preheat your oven to 175°C (350°F) and lightly grease a 9-inch (23 cm) pie dish to prevent sticking and ensure easy removal of the pie.
  2. Make the Crust: In a bowl, combine the crushed graham crackers, melted butter, and 2 tablespoons of granulated sugar. Mix until the crumbs are evenly moistened.
  3. Form the Crust: Press the crumb mixture firmly and evenly into the bottom and up the sides of the pie dish to create a uniform crust. Chill it in the refrigerator for 10 minutes to set.
  4. Blind-Bake the Crust: Bake the chilled crust for 8 to 10 minutes until it is set and has a slight golden color. Remove from the oven and allow it to cool while preparing the filling.
  5. Prepare the Filling Base: Whisk together sweetened condensed milk and egg yolks in a bowl until the mixture is smooth and glossy, which helps create a creamy texture.
  6. Add Lime and Mango: Stir in the key lime juice and a pinch of salt to balance flavors. Gently fold in the mango purée, swirling the mango into the lime mixture to create a marbled effect rather than fully blending.
  7. Fill the Pie: Pour the marbled filling into the cooled crust and smooth the surface gently to prepare for baking.
  8. Bake the Pie: Bake in the preheated oven for 12 to 15 minutes, just until the center is set but still slightly jiggly, as it will firm up upon cooling. Remove and let cool to room temperature.
  9. Chill the Pie: Refrigerate the pie for at least 2 hours (120 minutes) to fully set the filling and develop flavors.
  10. Prepare Whipped Topping: Whip the cold heavy cream with powdered sugar until soft peaks form, creating a light and fluffy topping.
  11. Add Topping and Garnish: Spread or pipe the whipped cream over the chilled pie. Garnish with fresh mango slices, lime wedges, and lime zest if desired for extra color and citrus aroma.
  12. Serve and Store: Slice the pie and serve chilled. Store any leftovers covered in the refrigerator for up to 3 days to maintain freshness.

Notes

  • Use fresh key limes if possible for authentic tartness, but bottled key lime juice can be substituted in a pinch.
  • For a more pronounced mango flavor, use very ripe mangoes or add a bit more purée.
  • Chilling the pie thoroughly is essential for the filling to set properly and achieve the right texture.
  • Blind baking the crust prevents it from becoming soggy once the filling is added.
  • You can prepare the pie a day ahead to allow flavors to meld and save time on serving day.
  • Decorate with additional lime zest or mint leaves for an extra fresh touch.
  • Prep Time: 25 minutes
  • Cook Time: 25 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Keywords: mango key lime pie, tropical pie recipe, key lime pie with mango, creamy key lime pie, baked key lime pie, summer dessert

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