Key Lime Pie Bars Recipe

Key lime pie bars on plate with lime zest on white counter

Key Lime Pie Bars Recipe

These Key Lime Pie Bars deliver everything you love about the classic Florida dessert in easy-to-serve squares—zesty, creamy, and made with simple ingredients. Perfect for summer parties, holiday gatherings, or make-ahead treats.

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Course: Dessert, Snack

Cuisine: American, Southern

Prep Time: 20

Cook Time: 30

Chill Time: 2

Total Time: 2 50

Servings: bars

Calories: 220kcal

Cost: $8–$10

Equipment

9x13 baking pan Metal preferred for even baking
Citrus juicer Helps extract max juice easily
Microplane/zester For fine lime zest
Parchment paper For easy removal and clean cuts
Mixing bowl Medium size
Whisk For smooth filling

Ingredients

For the Crust:

1½ cups Graham cracker crumbs About 12 full-size crackers
⅓ cup Granulated sugar
6 tablespoon Unsalted butter Melted
1 pinch Salt

For the Filling:

4 Egg yolks Room temperature
14 oz Sweetened condensed milk 1 standard can
½ cup Key lime juice Fresh or bottled (see notes)
2 tablespoon Lime zest From 4–5 limes
¼ teaspoon Vanilla extract Optional
1 pinch Salt Enhances flavor

Optional Garnish:

Whipped cream Optional topping
Lime zest For extra flavor
Lime slices For presentation

Instructions

Preheat oven.
Line pan with parchment paper.
Mix graham cracker crumbs, sugar, melted butter, and salt for crust.
Press crust mixture into pan and bake until golden.
Whisk egg yolks, condensed milk, lime juice, zest, vanilla, and salt until smooth.
Pour filling over crust and bake again.
Let bars cool to room temperature.
Chill in the fridge for 2 hours.
Cut into bars and serve with optional toppings.

Notes

Nutrition information is automatically calculated, so should only be used as an approximation.

Nutrition