Bakers Icing

Directions

1. 1
   Put flour and milk in jar and shake until lumps are gone. Pour into saucepan and heat over low heat, stirring constantly until it boils and thickens.
2. 2
   Set aside to cool.
3. 3
   Mix remaining ingredients in blender at high speed until light and fluffy.
4. 4
   Add flour mixture and blend at high speed until very smooth.
5. 5
   Spread over cake.