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+ servings

The Easiest Key Lime Pie - Perfectly Tart & Sweet

If you haven't made Key Lime Pie before this recipe is for you. It's just the right balance of tart and sweet, has simple ingredients, and is ready in a snap!
5 from 8 votes
Prep Time 10 mins
Cook Time 30 mins
Total Time 40 mins
Course Dessert
Servings 8
Calories 573 kcal


Pie Crust

  • 1 ¼ cup graham cracker crumbs
  • 2 tbsp sugar granulated
  • 5 tbsp butter melted

Pie Filling

  • 2 cans sweetened condensed milk 14 oz cans
  • ¾ cup lime juice fresh squeezed
  • 1/3 cup sour cream
  • 1 tbsp lime zest finely grated


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


  • Heat oven to 325F or 160C

Pie Crust

  • In a small bowl combine graham cracker crumbs, sugar, and butter. Mix to thoroughly combine and press into a 9 inch pie plate. Bake about 10-12 minutes until edges start to brown slightly.

Pie Filling

  • In a medium bowl combine all the pie filling ingredients and whisk thoroughly to completely combine.
  • Pour into pie crust and bake about 20 minutes. The filling will thicken but will not be fully set until it's cooled.
  • Cool completely.

Pie Topping

  • Whip the heavy cream, sugar, and vanilla until stiff peaks. Can be done by hand or an electric hand mixer or stand mixer speeds things up.
  • Decorate the top of the pie with whipped cream and garnish with slices of lime and a sprinkle of lime zest. Or slice and plate, then dollop on whipped cream, and garnish with lime slice and sprinkle of zest.


Calories: 573kcalCarbohydrates: 70gProtein: 10gFat: 30gSaturated Fat: 18gCholesterol: 98mgSodium: 277mgPotassium: 448mgFiber: 1gSugar: 62gVitamin A: 991IUVitamin C: 10mgCalcium: 325mgIron: 1mg
Keyword citrus, creamy, dessert, dessert topping, graham crackers, key limes, limes, pie, pie crust
Tried this recipe?Let us know how it was!