Sift icing sugar in a bowl.
 
Add Anchor Butter or Grace Hello Margarine and mix together with icing sugar.
 
Mix in the rum.
 
Place mixture into a piping bag with a rose tip.
 
Pipe rosettes on waxed paper and chill in a refrigerator.
To Serve: Serve with Christmas Pudding, or your favourite dessert and decorate with red maraschino cherries and mint leaves.