Why You’ll Love This Recipe
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No baking required: Quick and simple to put together.
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Tangy and creamy: Perfect balance of tart key lime and smooth creaminess.
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Layered texture: Crunchy graham crackers and fluffy filling.
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Make-ahead dessert: Refrigerate overnight for best flavor.
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Great for gatherings: Easy to serve a crowd with minimal effort.
Ingredients
(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)
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Graham cracker crumbs
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Melted butter
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Sweetened condensed milk
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Fresh key lime juice
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Lime zest
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Cream cheese (softened)
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Whipped topping (Cool Whip or homemade whipped cream)
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Powdered sugar
Directions
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Prepare crust layer: Mix graham cracker crumbs with melted butter. Press half the mixture evenly into the bottom of a 9×13-inch dish.
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Make lime cheesecake layer: Beat cream cheese until smooth. Gradually add sweetened condensed milk, key lime juice, lime zest, and powdered sugar until creamy and well combined.
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Assemble layers: Spread half the cream cheese mixture over the crust. Add a layer of whipped topping. Sprinkle half the remaining graham cracker crumbs on top.
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Repeat layers: Add remaining cream cheese mixture, followed by whipped topping, and finish with remaining graham cracker crumbs.
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Chill: Refrigerate for at least 4 hours or overnight to set.
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Serve: Cut into squares and serve chilled.
Servings and Timing
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Servings: 12
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Prep Time: 20 minutes
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Chill Time: 4 hours+
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Total Time: 4 hours 20 minutes
Variations
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Add fruit: Top with fresh strawberries or kiwi slices.
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Coconut twist: Mix shredded coconut into the layers.
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Gluten-free: Use gluten-free graham crackers.
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Dairy-free: Use dairy-free cream cheese and whipped topping.
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Zesty topping: Sprinkle extra lime zest on top for added flavor.
Storage/Reheating
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Storage: Keep covered and refrigerated for up to 4 days.
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Freezing: Not recommended due to whipped topping texture.
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Serving: Best served chilled; no reheating needed.
FAQs
Can I use regular lime juice?
Yes, regular lime juice is a suitable substitute.
Can I make this ahead?
Yes, it’s ideal to prepare a day before serving.
Can I use homemade whipped cream?
Absolutely, freshly whipped cream works beautifully.
How thick should the cheesecake layer be?
About half the total height for a balanced dessert.
Can I use a different crust?
Crushed vanilla wafers or shortbread can be alternatives.
Is this dessert very sweet?
It balances tartness and sweetness well; adjust sugar to taste.
Can I add gelatin for firmness?
Yes, a small amount can be added to stabilize layers.
How do I prevent sogginess?
Press crust firmly and chill thoroughly before serving.
What’s the best way to serve?
In squares, optionally garnished with lime slices or zest.
Is this recipe kid-friendly?
Yes, the creamy texture and sweet-tart flavor appeal to all ages.
Conclusion
Key Lime Pie Lasagna is a deliciously tangy, creamy, and easy-to-make dessert that brings a fresh twist to traditional key lime pie. Its no-bake layers and vibrant flavors make it a perfect treat for warm days, gatherings, or anytime you want a light yet indulgent dessert.

Key Lime Pie Lasagna
- Author: Alice
- Prep Time: 20 minutes
- Total Time: 4 hours 20 minutes
- Yield: 12 servings
- Category: Dessert
- Method: No-Bake
- Cuisine: American
- Diet: Vegetarian
Description
Key Lime Pie Lasagna is a luscious, no-bake layered dessert featuring tangy key lime cheesecake, fluffy whipped topping, and crunchy graham cracker layers. This easy-to-assemble treat is perfect for make-ahead entertaining, offering a refreshing and indulgent way to enjoy classic key lime pie flavors without baking. Ideal for parties, family gatherings, or a light summer dessert.
Ingredients
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2 cups graham cracker crumbs
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6 tablespoons melted butter
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8 oz cream cheese, softened
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1 (14 oz) can sweetened condensed milk
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½ cup fresh key lime juice
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1 teaspoon lime zest
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½ cup powdered sugar
- 2 cups whipped topping (store-bought Cool Whip or homemade whipped cream)
Instructions
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Prepare crust layer: Combine graham cracker crumbs with melted butter. Press half the mixture evenly into the bottom of a 9×13-inch dish to form the crust.
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Make lime cheesecake layer: Beat softened cream cheese until smooth. Gradually add sweetened condensed milk, key lime juice, lime zest, and powdered sugar. Mix until creamy and well combined.
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Assemble layers: Spread half the cream cheese mixture over the crust. Layer half the whipped topping evenly on top. Sprinkle half of the remaining graham cracker crumbs over the whipped topping.
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Repeat layers: Add the remaining cream cheese mixture, followed by the remaining whipped topping. Finish by sprinkling the last of the graham cracker crumbs on top.
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Chill: Refrigerate for at least 4 hours or overnight until set.
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Serve: Cut into squares and serve chilled. Garnish with lime slices or zest if desired.
Notes
Add fresh fruit such as strawberries or kiwi for a colorful twist.Mix shredded coconut into layers for a tropical flavor.Use gluten-free graham crackers to make this dessert gluten-free.Substitute dairy-free cream cheese and whipped topping for a dairy-free version.Sprinkle extra lime zest on top for a zesty finish.To prevent sogginess, press crust firmly and chill well before serving.Adding gelatin can help stabilize layers if desired.