Royal Icing

• 1 lb (.5 kg). confectioners sugar
• Whites from 3 large eggs (see note)
• liquid food colors

1. In large bowl, beat sugar and egg whites with a mixer 5 to 7 minutes until glossy peaks form when beaters are lifted.
2. Keep icing covered when not using.
3. Stir in a few drops of water until it's thin enough to spread with a spatula or butter knife.
4. Once spread, allow icing to dry before applying another color.

confectioners sugar, whites, liquid food colors

Taken from online-cookbook.com/goto/cook/rpage/0004C7 (may not work)