Old-Timey Chocolate Icing - cooking recipe

Ingredients

1/2 c. butter or margarine
1/2 c. cocoa
1/2 c. milk
1/2 tsp. salt
1 tsp. vanilla
2 c. sugar

Preparation

Melt butter, then add the other ingredients.
Stir until sugar dissolves and spread on cake.
If it's too thick, add a little milk.