Key Lime Tart with Frozen Pie Crust

Prep: 30 minCook: 20 min1 tart (4 slices)mediumAmerican

A bright citrus tart made with sweetened condensed milk and fresh key lime juice, baked in a pre-made frozen crust. The silky filling sets during baking and requires chilling before serving for best flavor and texture.

Ingredients

Yield: 1 tart (4 slices)
  • 1 Sara Lee frozen pie crust
  • 1 can sweetened condensed milk
    evaporated milk plus sugar1:1 milk + 0.25c sugardairy

    thinner consistency

    Full guide →
  • 4 egg yolks
  • ½ cup key lime juice
    fresh lemon juice1:1citrus

    sharper flavor

  • 1 lime, zest
    fresh lemon juice1:1citrus

    sharper flavor

    Full guide →

Instructions

  1. 1

    Preheat oven to 350°F.

  2. 2

    Bake the pie crust according to package directions and let cool.

  3. 3

    Whisk together condensed milk, egg yolks, lime juice, and lime zest in a bowl.

  4. 4

    Pour filling into the baked crust.

  5. 5

    Bake for 20 minutes.

  6. 6

    Cool to room temperature.

  7. 7

    Refrigerate for 1 hour before serving.

Tips

Tip 1

Do not skip the final chilling period to allow the filling to set completely.

Good to Know

Storage

Covered in refrigerator up to 3 days.

Make Ahead

Can be fully prepared and refrigerated up to 24 hours before serving.

Serve With

Serve chilled. Optional: top with whipped cream or lime slice.

Common Mistakes

Watch

Do not skip cooling the crust before adding filling to prevent the crust from becoming too soft.

Watch

Do not overbake; check at 20 minutes to avoid a dry, rubbery filling.

Substitutions

Dairy-Free Swaps

sweetened condensed milk
evaporated milk plus sugar1:1 milk + 0.25c sugardairy

thinner consistency

Full guide →

General Alternatives

key lime juice
fresh lemon juice1:1citrus

sharper flavor

Full guide →
Find more substitutions →