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key lime pie bars on a white plate, garnished with whipped cream and a lime slice

Gluten-free Key Lime Pie Bars (whole grain, all-purpose options)

Author Erin Dooner
Course Dessert
Cuisine American
Servings 12 bars
Prep Time 20 minutes
Cook Time 38 minutes
Total Time 58 minutes
These key lime pie bars have an extra thick layer of filling and an easy homemade coconut cookie crust! Can be made with gluten-free, whole grain or all-purpose flours.

Ingredients

For the crust:

  • 2/3 cup (62 grams) unsweetened shredded coconut not flaked coconut
  • 1 cup (125 grams) white whole wheat or 1 cup (125 grams) all-purpose flour or 1 cup 1-to-1 gluten-free baking flour
  • 1/3 cup (67 grams) granulated sugar
  • 1/4 teaspoon salt
  • 1 teaspoon coconut extract
  • 6 tablespoons (84 grams) unsalted butter

For the filling:

  • 28 ounces (794 grams) sweetened condensed milk
  • 4 large egg yolks
  • 1 cup (240 ml) lime juice
  • 1 1/2 teaspoons lime zest
  • pinch salt

Instructions

  • Preheat the oven to 350 °F (175 °C) and line an 8"x8" pan with a piece of parchment paper.
  • Place the coconut on a baking sheet and bake for 4-6 minutes. Keep a close eye on it and stir as soon as you see it start to brown. Continue cooking for another minute or two until most of the coconut is lightly browned. Remove from the oven and cool completely.
    2/3 cup (62 grams) unsweetened shredded coconut
  • In a medium mixing bowl, stir together the toasted coconut, flour, sugar, and salt. Sprinkle the coconut extract over the top and use your hands to incorporate the butter until thoroughly combined. When pinched, it should hold together. You can alternatively pulse everything together in a food processor until well combined.
    1 cup (125 grams) white whole wheat, 1/3 cup (67 grams) granulated sugar, 1/4 teaspoon salt, 1 teaspoon coconut extract, 6 tablespoons (84 grams) unsalted butter
  • Pat the dough firmly onto the bottom of the prepared pan and bake for 15 minutes or until lightly browned.
  • While the crust is baking, prepare the filling. In a large mixing bowl, stir together all the filling ingredients until thoroughly combined.
    28 ounces (794 grams) sweetened condensed milk, 4 large egg yolks, 1 cup (240 ml) lime juice, 1 1/2 teaspoons lime zest, pinch salt
  • Remove the crust from the oven, let it sit for 2 minutes and then pour the filling over the crust. Bake for 15 minutes or just until set. Little pinholes or bubbles may form on the surface.
  • Remove from the oven and let cool to room temperature, about 2 hours, before chilling in the refrigerator for another 2 hours before serving.
  • Store in the refrigerator for up to 5 days.

Notes

  • The nutrition information provided is calculated as a courtesy and is only an estimate. I am not a licensed nutritionist or dietitian. For the most accurate nutritional data, consult a professional or use your preferred calculator.
  • Source: My post on My Baking Addiction – Key Lime Pie Bars and the filling was adapted from the comments on Easy Key Lime Pie on Allrecipes.

Nutrition

Calories: 379kcalCarbohydrates: 52gProtein: 9gFat: 16gSaturated Fat: 11gPolyunsaturated Fat: 1gMonounsaturated Fat: 4gTrans Fat: 0.2gCholesterol: 92mgSodium: 156mgPotassium: 331mgFiber: 2gSugar: 42gVitamin A: 441IUVitamin C: 8mgCalcium: 209mgIron: 1mgNet Carbs: 50
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