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+ servings
stacked key lime cookies on upside down sheet pan with more cookies behind, key limes, and white flowers on marble surface

Slice and Bake Key Lime Shortbread Cookies

4.79 from 14 votes
Prep Time: 25 minutes
Cook Time: 12 minutes
Freezer Time 30 minutes
Total Time: 1 hour 7 minutes
The perfect cookie to enjoy spring and summer! Every bite of one of these super simple Slice and Bake Key Lime Shortbread Cookies is buttery, perfectly sweet, and extra citrusy.

Ingredients

Cookies

  • 1 cup unsalted butter room temperature
  • ½ cup granulated sugar
  • 2 cups all purpose flour
  • ¾ teaspoon salt
  • teaspoons key lime zest

Icing

  • 2 cups powdered sugar sifted
  • 5 Tablespoons key lime juice

Instructions

Cookies

  • Beat butter and sugar with an electric mixer until creamy.
  • Mix in flour, salt, and lime zest.
  • Turn out onto a piece of parchment paper.
  • Roll into a log 12 inches long.
  • Roll up in the parchment paper.
  • Freeze for 30 minutes.
  • Heat oven to 375 °F.
  • Line 2 sheet pans with parchment paper. Set aside.
  • Remove cookie dough from freezer.
  • Slice into ¼ inch slices.
  • Place on prepared sheet pans.
  • Bake for 12 minutes, rotating halfway through, or until just starting to color around the edges.
  • Cool on pans.

Icing

  • In a medium bowl, combine powdered sugar and lime juice.
  • Beat until smooth.
  • Spread on top of each cookie.

Nutrition

Serving: 1cookieCalories: 81kcalCarbohydrates: 11gProtein: 1gFat: 4gSaturated Fat: 2gPolyunsaturated Fat: 1gMonounsaturated Fat: 1gTrans Fat: 1gCholesterol: 10mgSodium: 37mgPotassium: 9mgFiber: 1gSugar: 7gVitamin A: 119IUVitamin C: 1mgCalcium: 2mgIron: 1mg

Nutritional information is only an estimate. The accuracy of the nutritional information for any recipe on this site is not guaranteed.