White Chocolate Macadamia Nut Cupcake with Key Lime Buttercream Frosting

(5)
  • Minutes to Prepare:
  • Minutes to Cook:
  • Number of Servings: 40
Ingredients
For the cake (makes 36-40 cupcakes or 3 9" cake pans)12 oz. (1-1/2 cups) unsalted butter, softened; more for the pans14 oz. (3-1/2 cups) cake flour1-1/2 tsp. baking powder3/4 tsp. baking soda3/4 tsp. kosher salt2-1/3 cups granulated sugar2 tsp. pure vanilla extract3 large eggs, at room temperature1-1/2 cups buttermilk, at room temperature6-1/2 oz. white chocolate, chopped (1-1/3 cups)4 oz. (1 cup) chopped toasted macadamia nutsFor the frosting:1/2 cup butter, softened1 1/2 teaspoons Key lime zest1 teaspoon vanilla extract1/8 teaspoon salt1 (16-oz.) package powdered sugar3 tablespoons Key lime juice1 to 2 Tbsp. milk
Directions
Make the cake
1. Heat the oven to 350°F. Prepare cupcake tins (or cake pans)
2. Combine the flour, baking powder, baking soda, and salt in a medium bowl.
3. In a stand mixer fitted with the paddle attachment, beat the butter and sugar on medium speed until light and fluffy, 3 to 5 minutes. Scrape down the bowl. Add the vanilla and then the eggs one at a time, beating well after each addition.
4. Add about one-third of the flour mixture and mix on low speed until incorporated. Add half of the buttermilk and mix until incorporated. Continue adding the flour mixture and the buttermilk, alternating between the two and ending with the flour. The batter will be thick and glossy. Fold in the white chocolate and macadamia nuts.
5. Bake 15-18 minutes.

For the frosting:
1. Beat first 4 ingredients at medium speed with an electric mixer until creamy.
2. Gradually add powdered sugar alternately with Key lime juice, 1 Tbsp. at a time, and 1 Tbsp. milk, beating at low speed until blended and smooth after each addition. Beat in up to 1 Tbsp. additional milk for desired consistency.

(add food color if desired)






Number of Servings: 40

Recipe submitted by SparkPeople user BRITTANIA17.

Servings Per Recipe: 40
Nutritional Info Amount Per Serving
  • Calories: 267.6
  • Total Fat: 13.7 g
  • Cholesterol: 41.9 mg
  • Sodium: 76.9 mg
  • Total Carbs: 35.4 g
  • Dietary Fiber: 0.6 g
  • Protein: 2.0 g

Member Reviews
  • ROSSYFLOSSY
    Tasty treat. - 3/8/21
  • RDCAGAIN10
    YES!!!!! - 4/11/19
  • NELLJONES
    Hardly a diet recipe. The kids loved it, I only had a dab of frosting. - 8/4/18
  • DMEYER4
    tasty - 6/11/18
  • MUSICNUT
    So tasty! - 8/22/17