Fast Fudge Frosting - cooking recipe

Ingredients

1 lb. 4x sugar, sifted (about 4 3/4 c.)
1/2 c. dry cocoa
1/4 tsp. salt (optional)
1/3 c. boiling water
1/3 c. margarine or butter, softened
1 tsp. vanilla

Preparation

Combine sugar, cocoa and salt.
Add water and butter; blend. Add vanilla.
Frost tops and sides of 2 (8 or 9-inch) layers.