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Birthday Cupcakes

5 from 3 votes

Ingredients
  

Yellow Cake:

  • 1 Box Yellow Cake Mix
  • 3 eggs
  • 1/3 C. melted butter slightly cooled (or oil)
  • 1/2 C. sour cream
  • 3/4 C. buttermilk
  • 2 tsp. vanilla extract

Chocolate Frosting:

  • 1 C. butter softened
  • 1/2 C. unsweetened cocoa powder
  • 2 Tbsp. milk more if needed
  • 2 tsp. vanilla extract
  • 2-3 C. powdered sugar

Sprinkles for decoration

Instructions
 

  • 1. Preheat oven to 350 degrees and line pans with cupcake liners.
  • 2. Sift cake mix into a small bowl and set aside.
  • 3. In a large bowl, combine eggs, butter, sour cream, buttermilk and vanilla extract until smooth.
  • 4. Stir in cake mix.
  • 5. Fill cupcake liners 3/4 full and bake for 15-20 minutes or until an inserted knife comes out clean.
  • 6. Let cool.
  • 7. Chocolate Frosting: Beat butter. Add cocoa powder, milk and vanilla and beat again. Slowly add in powdered sugar until you reach your desired consistency. Add in more milk as needed.
  • 8. Pipe onto cooled cupcakes and top with sprinkles!