Wiltons Royal Icing
This smooth, hard-drying icing is perfect for making decorations that last. It is also useful as a "cement" to fasten decorations together. Royal icing is edible, but not recommended for icing cakes.
NOTE: Keep all utensils completely grease-free for proper icing consistency.
For stiffer icing, use 1 tablespoon less water.
When using large counter top mixer or for stiffer icing, use 1 tablespoon less water.
Thinned Royal Icing: To thin for pouring, add 1 teaspoon water per cup of royal icing. Use grease-free spoon or spatula to stir slowly. Add ½ teaspoon water at a time until you reach proper consistency.