Bakery Shop Icing

Directions

1. 1
   Cream butter, shortening, sugar and vanilla together in a large bowl.
2. 2
   Stir cornstarch into milk and add to sugar mixture.
3. 3
   Beat everything at low speed until all ingredients are blended.
4. 4
   Beat at medium speed for 5 to 7 minutes until the icing is creamy smooth and of desired consistency.
5. 5
   NOTE: This icing will appear curdled at first but dont give up.
6. 6
   As you continue to beat it, it becomes smooth.
7. 7
   Wait 20 minutes and beat again.
8. 8
   The cornstarch may need time to thicken.
9. 9
   Wheatland Bounty