Royal Icing

Directions

1. 1
   In a bowl, beat the egg white at medium speed until foamy.
2. 2
   Add the sugar, 1 cup at a time, beating between additions until the sugar is completely incorporated.
3. 3
   Add the lemon juice and beat at high speed until the icing holds its shape, about 5 minutes.
4. 4
   Thin with water as needed.