"A wonderful light, airy, and easy to make chocolate icing."
sifted icing sugar
unsweetened chocolate, melted
In a bowl, cream butter; add 3/4 cup sugar, blend well. Add in vanilla, chocolate and salt.
Beat egg whites in a clean bowl until stiff but not dry. Add remaining 3/4 cup icing sugar (a small amount at a time), beating after each addition, until well blended. Beat until mixture forms stiff peaks.
Gently fold egg white mixture into chocolate mixture.