Fast Fudge Frosting - cooking recipe

Ingredients

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

Preparation

Combine sugar, cocoa and salt.
Add water and butter and blend.
Add vanilla.
Frosts top and sides of two 8 or 9-inch layers.