Ingredients:
200g softened unsalted butter
½ cup milk
1 Tbs vanilla extract
8 cups icing sugar
Method:
Cream butter for 1-2 mins
add milk, vanilla and ½ the sifted icing sugar and and beat for 3 min, or until light and fluffy
Add remaining icing sugar and beat until combined and adjust consistency with milk and icing sugar if too runny or dry.