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Easy Cupcakes
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Grapefruit Cupcakes with a Grapefruit Cream Cheese Frosting

These easy homemade cupcakes are delicious and flavored with grapefruit! The light citrus flavor is delicious and refreshing and the sweetness of the frosting will make these a favorite in no time!
Course Dessert
Cuisine American
Prep Time 15 minutes
Cook Time 20 minutes
Total Time 35 minutes
Servings 12 cupcakes
Author Lisa

Ingredients

Homemade Cupcake Recipe

  • 1 ½ cups cake flour*
  • 2 teaspoon baking powder
  • ½ teaspoon salt
  • ½ cup butter
  • ½ cup white sugar
  • ½ cup brown sugar
  • 2 eggs
  • 1 teaspoon vanilla
  • ½ cup buttermilk
  • 2 tbs grapefruit zest
  • 3 tbs grapefruit juice

Grapefruit Cream Cheese Frosting Recipe

  • ½ cup unsalted butter softened
  • 8 oz cream cheese softened
  • 4-5 cups powdered sugar
  • 3-4 tbs grapefruit juice
  • 2 tbs grapefruit zest
  • Food coloring optional

Instructions

How to make grapefruit cupcakes:

  • Preheat oven to 350°F. Line a cupcake pan with cupcake liners.
  • Combine flour, baking powder and salt in a medium bowl, set aside.
  • Cream butter and sugar. Then add eggs and vanilla, making sure they are fully incorporated.
  • Mix flour mixture into butter mixture until just combined.
  • Add in buttermilk, grapefruit juice, and grapefruit zest. Mix until fully combined.
  • Divide batter into 12 cupcakes.
  • Bake for 18-20 minutes or until a toothpick inserted comes out clean.
  • Let the cupcakes cool completely before frosting.

How to make grapefruit cream cheese frosting:

  • With a hand mixer or a stand mixer, cream butter and cream cheese on medium high until fully combined.
  • Add in powdered sugar 1 cup at a time, adding in grapefruit juice in intervals to help the powdered sugar incorporate. The more powdered sugar the stiffer the frosting. I like to use at least 4 cups.*
  • Stir in the zest, and food coloring if using, and frost your cupcakes!
  • Enjoy!

Notes

*You can use all-purpose flour if you need to. *Refrigerating the frosting will also help it to thicken and will pipe on nicely to the cupcakes.