It can be put in an airtight container and stored in freezer,if it has to be kept long.
Its perfect frosting recipe for all cakes,some desserts and cupcakes.
Butter should be soft and chilled when using for this recipe.
You can adjust the consistency according to your need(like very thick frosting are used for roses).
As I have used yellow butter my cream will not be white.
If using white butter then the butter cream will be white.