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A slice of homemade Key Lime Pie with a graham cracker crust, creamy yellow filling, whipped cream topping, a lime slice garnish, and lime zest sprinkled on top, served on a dark plate.

Key Lime Pie

This creamy, tart-yet-sweet key lime pie is a foolproof summer dessert that tastes like Florida sunshine in a bite. With a buttery graham cracker crust, a rich lime filling, and whipped cream on top.
5 from 1 vote
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Course: Dessert
Cuisine: American
Keyword: 3 ingredient key lime pie, 4 ingredient key lime pie, Best key lime pie recipe, Easy key lime pie recipe, Key Lime Pie, Key lime pie near me, Key lime Pie with pecan crust, Mary Berry key lime pie, Vegan key lime pie
Prep Time: 20 minutes
Cook Time: 10 minutes
Chill Time: 4 hours
Total Time: 4 hours 30 minutes
Servings: 8 slices
Calories: 390kcal
Cost: $9

Equipment

  • 1 9-inch pie pan (Can substitute tart pan if preferred)
  • 2 Large mixing bowls (One for crust, one for filling)
  • 1 Electric mixer (For whipped cream)
  • 1 Fine grater/zester (For fresh lime zest)
  • 1 set Measuring cups/spoons (Standard set)

Ingredients

For the Crust:

  • 1 ½ cups Graham cracker crumbs
  • ⅓ cup Butter - Melted
  • ¼ cup Sugar
  • 1 pinch Salt

For the Filling:

  • 1 can Sweetened condensed milk - 14 oz
  • ½ cup Fresh lime juice - ~4–5 limes
  • 2 tablespoon Lime zest - Fresh, before juicing
  • 3 Egg yolks - Large eggs
  • 1 pinch Salt

For the Topping:

  • 1 cup Heavy cream - Cold
  • 2 tablespoon Powdered sugar
  • 1 teaspoon Vanilla extract
  • Lime zest - Optional, for garnish

Instructions

  • Mix graham cracker crumbs, melted butter, sugar, and salt. Press into a 9-inch pie pan. Bake at 350°F for 10 minutes until golden. Let cool.
    Top-down view of a homemade graham cracker pie crust in a white fluted dish, golden brown with a fine, crumbly texture, on a marble surface.
  • In a large bowl, whisk egg yolks until thickened slightly.
  • Add sweetened condensed milk, lime juice, lime zest, and salt. Mix until smooth.
    Top-down view of a bowl filled with creamy Key Lime Pie filling, pale green with flecks of lime zest. A metal whisk rests in the mixture, and fresh limes sit nearby on a light pink surface.
  • Pour filling into the cooled crust. Smooth the top.
    Top-down view of a homemade Key Lime Pie with smooth lime filling and zest in a golden graham cracker crust, set in a white fluted dish on a marble surface.
  • Cover with plastic wrap (do not touch filling). Refrigerate for at least 4 hours or overnight.
  • Whip heavy cream until soft peaks form. Add powdered sugar and vanilla. Continue whipping until stiff peaks form.
  • Spread whipped cream over chilled pie before serving. Garnish with extra lime zest if desired.

Notes

Nutrition information is automatically calculated and should be considered an approximation. Actual values may vary based on specific ingredients used and portion sizes

Nutrition

Serving: 1Slice | Calories: 390kcal | Carbohydrates: 40g | Protein: 5g | Fat: 24g | Saturated Fat: 14g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 6g | Cholesterol: 130mg | Sodium: 200mg | Potassium: 160mg | Fiber: 0.5g | Sugar: 30g | Vitamin A: 800IU | Vitamin C: 6mg | Calcium: 150mg | Iron: 0.7mg