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Key Lime Shortbread Cookies Recipe
Robyn Stone
Updated Oct 12, 2021
This Key Lime Shortbread Cookies Recipe makes the best shortbread cookies.

Now don’t get me wrong, they have just the right amount of sweetness. The key lime zest and juice give these shortbread cookies just the perfect amount of citrus flavor.

They are just perfect to serve for so many occasions, especially spring showers or weddings or a get together with friends.

But let me tell you, you don’t have to wait for special occasion to enjoy these delicious little babies. They are a great way to celebrate any day.

Here’s my Key Lime Shortbread Cookies Recipe. Hope you love them, too.
Ingredients
For the Cookies:
- ▢ 3/4 cup ( 170 g ) butter , at room temperature
- ▢ 1/2 cup ( 56 g ) cornstarch
- ▢ 1/2 cup ( 57 g ) confectioners sugar
- ▢ 1 1/4 cups ( 150 g ) all-purpose flour
- ▢ 1 teaspoon ( 2 g ) key lime zest
- ▢ 1 1/2 tablespoons ( 21 g ) key lime juice
For the Frosting:
- ▢ 3/4 cup ( 85 g ) confectioners sugar
- ▢ 1/4 cup ( 57 g ) butter , at room temperature
- ▢ 1 teaspoon ( 2 g ) key lime zest
- ▢ 1 tablespoon ( 14 g ) key lime juice
Instructions
- For the Cookies
- Cream butter, cornstarch, and confectioners sugar until well-combined, not fluffy, about 3 minutes on medium speed with an electric mixer.
- Add flour to the butter mixture just until well-combined.
- Add key lime zest and juice. Beat until mixed thoroughly and soft dough is formed.
- Divide dough into halves. Form each half into 1 inch roll.
- Wrap in waxed paper and refrigerate at least 1 hour or until firm.
- When ready to bake, preheat oven to 350 degrees.
- Slice dough into 1/4 inch slices. Place on cookie sheet lined with parchment paper and bake for 10 minutes or until set. Cookies will not brown.
- Cool completely.
- For the Frosting
- Cream butter and confectioners sugar. Add key lime zest and juice.
- Beat until fluffy.
- Spread frosting on tops of cookies.
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
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Enjoy! Robyn xo

Key Lime Shortbread Cookies Recipe
Ingredients
For the Cookies:
- 3/4 cup ( 170 g ) butter at room temperature
- 1/2 cup ( 56 g ) cornstarch
- 1/2 cup ( 57 g ) confectioners sugar
- 1 1/4 cups ( 150 g ) all-purpose flour
- 1 teaspoon ( 2 g ) key lime zest
- 1 1/2 tablespoons ( 21 g ) key lime juice
For the Frosting:
- 3/4 cup ( 85 g ) confectioners sugar
- 1/4 cup ( 57 g ) butter at room temperature
- 1 teaspoon ( 2 g ) key lime zest
- 1 tablespoon ( 14 g ) key lime juice
Instructions
- For the Cookies
- Cream butter, cornstarch, and confectioners sugar until well-combined, not fluffy, about 3 minutes on medium speed with an electric mixer.
- Add flour to the butter mixture just until well-combined.
- Add key lime zest and juice. Beat until mixed thoroughly and soft dough is formed.
- Divide dough into halves. Form each half into 1 inch roll.
- Wrap in waxed paper and refrigerate at least 1 hour or until firm.
- When ready to bake, preheat oven to 350 degrees.
- Slice dough into 1/4 inch slices. Place on cookie sheet lined with parchment paper and bake for 10 minutes or until set. Cookies will not brown.
- Cool completely.
- For the Frosting
- Cream butter and confectioners sugar. Add key lime zest and juice.
- Beat until fluffy.
- Spread frosting on tops of cookies.
Nutrition
Key Lime Shortbread Cookies Recipe https://addapinch.com/key-lime-shortbread-cookies-recipe/