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Glazed key lime cookies on white plate with lime zest

Key Lime Cookies Recipe

These Key Lime Cookies are soft, chewy, and bursting with fresh citrus flavor. Made with real key lime juice and zest, they're topped with a tangy glaze that melts in your mouth. Perfect for summer parties, spring celebrations, or any time you’re craving a tropical treat.
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Course: Dessert, Snack
Cuisine: American, Tropical
Prep Time: 20 minutes
Cook Time: 12 minutes
Chill Time: 30 minutes
Total Time: 1 hour 2 minutes
Servings: 24 cookies
Calories: 165kcal
Cost: $6–$8

Equipment

  • Stand or hand mixer For creaming butter and sugar
  • Microplane Grater For zesting key limes
  • Baking sheets Line with parchment paper
  • Wire cooling rack Helps cookies set without breaking
  • Cookie scoop For even cookie sizing
  • Mixing bowls One large and one medium
  • Whisk For mixing glaze and dry ingredients

Ingredients

Cookies

  • 2 cups All-purpose flour Can use gluten-free 1:1 blend
  • ½ teaspoon Baking soda
  • ½ teaspoon Salt
  • ½ cup Unsalted butter Softened
  • ½ cup Vegetable oil Adds moisture
  • 1 cup Granulated sugar
  • ½ cup Powdered sugar For tender texture
  • 2 Large eggs Room temperature
  • 2 tablespoon Fresh key lime juice About 4-5 key limes
  • 2 tablespoon Key lime zest Freshly grated
  • 1 teaspoon Vanilla extract Adds warmth

Glaze

  • 1.5 cups Powdered sugar Sifted
  • 3-4 tablespoon Fresh key lime juice Adjust for desired thickness
  • 1 tablespoon Key lime zest Optional but flavorful
  • 2-3 drops Green food coloring Optional for visual appeal

Instructions

  • Preheat oven.
  • Mix dry ingredients.
  • Cream butter & sugars.
  • Add wet ingredients.
  • Combine mixtures.
  • Scoop dough.
  • Bake cookies.
  • Cool on rack.
  • Make glaze.
  • Drizzle glaze.

Notes

Nutrition information is automatically calculated, so should only be used as an approximation.

Nutrition

Serving: 40g | Calories: 165kcal | Carbohydrates: 22g | Protein: 2g | Fat: 8g | Saturated Fat: 2.5g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 2.5g | Cholesterol: 20mg | Sodium: 70mg | Potassium: 40mg | Fiber: 0.5g | Sugar: 13g | Vitamin A: 80IU | Vitamin C: 1.5mg | Calcium: 15mg | Iron: 0.8mg