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Key Lime Cupcakes Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 3.9 from 26 reviews
  • Author: Maria
  • Prep Time: 20 minutes
  • Cook Time: 20 minutes
  • Total Time: 40 minutes
  • Yield: 24 cupcakes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Description

These Key Lime Cupcakes are a delightful twist on classic cupcakes, bursting with fresh lime zest and juice for a tangy, refreshing flavor. Moist and fluffy white cake cupcakes are topped with a creamy lime-infused cream cheese frosting, making them perfect for summer gatherings or anytime you crave a citrusy, sweet treat.


Ingredients

Scale

Cake Ingredients

  • 1 (15.25 ounce) package white cake mix
  • 1 cup water
  • 3 eggs
  • â…“ cup vegetable oil
  • 2 tablespoons lime zest
  • 1 tablespoon fresh lime juice
  • 3 drops green food coloring (optional)

Frosting Ingredients

  • ½ cup butter, softened
  • 1 (8 ounce) package cream cheese, softened
  • 2 tablespoons lime zest
  • ½ teaspoon vanilla extract
  • 1 ½ cups confectioners’ sugar, sifted
  • 2 tablespoons pearlized sprinkles (optional)


Instructions

  1. Preheat Oven: Preheat your oven to 350°F (175°C). Line 24 muffin cups with paper liners or spray them with cooking spray to prevent sticking.
  2. Mix Cake Batter: In a large bowl, combine the white cake mix, water, eggs, and vegetable oil. Use an electric mixer to blend until the batter is smooth, about 2 minutes.
  3. Add Lime and Color: Stir in the lime zest, fresh lime juice, and green food coloring if using. Mix thoroughly to incorporate all ingredients evenly.
  4. Fill Muffin Cups: Evenly pour the batter into the prepared muffin cups, filling each about two-thirds full to allow room for rising.
  5. Bake Cupcakes: Bake in the preheated oven for about 18 minutes, or until a toothpick inserted into the center comes out clean. Once baked, place cupcakes on a wire rack to cool completely.
  6. Prepare Frosting – Cream Butter and Cheese: In a mixing bowl, beat the softened butter and cream cheese together until the mixture is smooth and creamy without lumps.
  7. Add Flavorings: Mix in the lime zest and vanilla extract, ensuring they are well incorporated to add a fresh and sweet citrus flavor.
  8. Incorporate Sugar: Gradually add the sifted confectioners’ sugar, about ½ cup at a time, mixing between additions until the frosting is smooth and fluffy. Chill the frosting in the refrigerator for 30 minutes to thicken it.
  9. Frost the Cupcakes: Spread the chilled frosting evenly onto the cooled cupcakes. Optionally, top each with pearlized sprinkles for a decorative touch.

Notes

  • For a more intense lime flavor, add extra lime zest to the batter and frosting.
  • Green food coloring is optional and primarily for visual effect; the cupcakes are delicious without it.
  • Make sure cupcakes are completely cooled before frosting to prevent melting.
  • You can substitute vegetable oil with melted coconut oil for a subtle tropical twist.
  • Store frosted cupcakes in an airtight container in the refrigerator for up to 3 days.