Fluffy Peanut Butter Frosting (from Allrecipes.com)
 
Makes about 1.5 cups of frosting
Ingredients
  • ½ cup butter, softened
  • 1 cup creamy peanut butter
  • 3 TBSP milk
  • 2 cups confectioners sugar
Instructions
  1. Place the butter and peanut butter into a medium bowl, and beat with an electric mixer. Gradually mix in the sugar, and when it starts to get thick, incorporate milk one tablespoon at a time until all of the sugar is mixed in and the frosting is thick and spreadable. Beat for at least 3 minutes for it to get good and fluffy.
Recipe by It's Always Someone's Birthday at http://www.itsalwayssomeonesbirthday.com/2011/12/roasted-banana-cupcake-with-peanut-butter-frosting.html