Royal Icing

Combine all of the ingredients in a large bowl. Beat the mixture on high speed until it's light and fluffy, about 5 to 6 minutes. Cover the bowl with plastic wrap until you're ready to use the icing. Makes 3 cups. Homemade Icing Bags These easy-to-use disposable bags help young engineers put icing right where they want it. To make one, fill a sandwich-size ziplock bag with icing, then snip 1/4 inch from one corner. Holding the bag at the top, squeeze icing through the hole.