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A close-up slice of key lime pie with a graham cracker crust, whipped cream, and fresh lime garnish on a warm-toned plate.

Homemade Easy Key Lime Pie

This easy key lime pie is creamy, tangy, and so simple to make. It uses fresh key lime juice, sweetened condensed milk, and a crisp graham cracker crust. Chill it, top with whipped cream, and enjoy a refreshing homemade dessert perfect for four people.
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Prep Time 1 hour 10 minutes
Cook Time 9 minutes
Chilling Time 2 hours
Total Time 3 hours 19 minutes
Servings: 4
Course: Breakfast, brunch
Cuisine: American
Calories: 400
Ingredients Method

Ingredients
  

  • 1 cup graham cracker crumbs
  • 3 tablespoons melted butter
  • 2 tablespoons sugar for crust
  • 1 can 14 oz sweetened condensed milk
  • 1/4 cup fresh key lime juice about 4–5 key limes
  • 1 teaspoon key lime zest
  • 2 egg yolks optional, for firmer filling
  • 1/2 cup whipped cream for topping
  • Extra lime slices or zest for garnish

Method
 

  1. Make crust: Mix graham cracker crumbs, melted butter, and sugar. Press into a small pie dish. Chill for 10 minutes or bake at 350°F (175°C) for 8 minutes.
  2. Mix filling: Whisk sweetened condensed milk, fresh lime juice, zest, and egg yolks (if using) until smooth.
  3. Fill crust: Pour the filling into the crust.
  4. Bake (optional): Bake for 10–12 minutes at 350°F if using eggs. If not, skip baking.
  5. Chill: Cool to room temp, then chill in fridge for at least 2 hours.
  6. Serve: Top with whipped cream and fresh lime garnish. Enjoy!