In small bowl, melt Marshmallow Candy Melts Candy according to package instructions. Heat cream until warm but not hot. Whisk into melted candy. Cool until just slightly warm. Prepare a decorating bag with tip 230 and fill with cooled marshmallow candy mixture; insert tip in top center of cupcake and squeeze until cupcake expand slightly. Ice as desired with buttercream icing; top with icing decoration.