Guinness Chocolate Cupcakes are infused with Guinness beer that deepens the chocolate flavor so deliciously!! These are topped with an easy home-made buttercream frosting! Perfect for St. Patricks Day!
Beat butter and melted chocolate in mixing bowl for one minute. Gradually add powdered sugar. Add 2 Tbsp of reduction and vanilla. Beat on medium speed for 2 minutes or until fluffy.