Key Lime Pie with Cream of Coconut and Graham Crust

Prep: 20 minCook: 30 min8 servingsmediumAmerican
Key Lime Pie with Cream of Coconut and Graham Crust

This tropical key lime pie combines tart key lime juice with rich cream of coconut for an extra creamy, coconut-kissed filling. Built on a classic graham cracker crust and topped with billowy whipped cream, it offers a perfect balance of tangy and sweet flavors. The cream of coconut adds luxurious richness while enhancing the tropical theme. Ideal for summer gatherings, holidays, or whenever you crave a slice of paradise. Can be served chilled from the refrigerator or frozen for a firmer texture that cuts beautifully into clean slices.

Ingredients

8 servings
  • 1 ½ cups graham cracker crumbs
  • ¼ cup granulated sugar
  • cup butter, melted
  • 14 ounce condensed milk, canned
  • ¾ cup cream of coconut, Coco Lopez or Coco Real
    coconut cream1:1coconutdairy-altdairy-free

    use thick part from chilled coconut milk can

  • 8 ounces cream cheese, softened
  • 2 large whole eggs
  • 2 large egg yolks
  • ¾ cup key lime juice, Nellie & Joe's
    regular lime juice1:1citrus

    slightly less tart but works well

  • ¼ teaspoon lime oil, Boyajian(optional)
    lime zest1:4 ratiocitrus

    adds fresh citrus flavor, use 1 teaspoon zest instead

  • 1 teaspoon lime zest(optional)
  • 1 cup heavy whipping cream
  • ¼ cup powdered sugar
  • 1 teaspoon vanilla extract
  • lime slices

Instructions

  1. 1

    Mix graham cracker crumbs, sugar and butter and press into 9 inch deep dish pie pan

  2. 2

    Bake crust at 375 degrees for 8 minutes

  3. 3

    Let crust cool completely

  4. 4

    Beat condensed milk and cream of coconut until smooth in large mixing bowl

  5. 5

    Add cream cheese and beat until smooth

  6. 6

    Beat in whole eggs and egg yolks

  7. 7

    Add lime juice and lime oil and beat until smooth

  8. 8

    Pour filling into pie shell

  9. 9

    Bake at 325 degrees for 30 minutes or until pie appears set

  10. 10

    Cool at room temperature for about 1 hour

  11. 11

    Transfer to refrigerator and chill for about 5 hours or until completely cold

  12. 12

    Whip cream and powdered sugar until stiff peaks form

  13. 13

    Beat vanilla into whipped cream

  14. 14

    Pipe whipped cream around edges of pie

  15. 15

    Garnish with lime slices

Tips

Tip 1

Use bottled key lime juice like Nellie & Joe's for consistent tartness, or substitute with fresh key lime juice if available

Tip 2

The pie can be frozen and cut while frozen for cleaner slices and a firmer texture

Tip 3

Allow the crust to cool completely before adding filling to prevent the filling from becoming too warm

Good to Know

Storage

Refrigerate covered for up to 4 days or freeze for up to 2 months

Make Ahead

Can be made 1-2 days ahead, add whipped cream topping just before serving

Serve With

Serve chilled or frozen, cut with sharp knife dipped in warm water between slices

Common Mistakes

Watch

Don't skip cooling the crust completely to avoid melting the filling

Watch

Don't overbeat the filling to avoid incorporating too much air

Watch

Don't underbake or the center will be too loose when chilled

Substitutions

Dairy-Free Swaps

cream of coconut
coconut cream1:1coconutdairy-altdairy-free

use thick part from chilled coconut milk can

Full guide →

General Alternatives

lime oil
lime zest1:4 ratiocitrus

adds fresh citrus flavor, use 1 teaspoon zest instead

key lime juice
regular lime juice1:1citrus

slightly less tart but works well

Find more substitutions →

FAQ

Can I use regular lime juice instead of key lime juice?

Yes, regular lime juice works as a substitute though it will be slightly less tart and aromatic than authentic key lime juice.

How long does this pie keep in the refrigerator?

The pie will keep covered in the refrigerator for up to 4 days, though it's best within the first 2-3 days.

Can I freeze this pie?

Yes, this pie freezes beautifully for up to 2 months. You can serve it frozen for a firmer texture or thaw before serving.