Grandma'S Chocolate Icing - cooking recipe

Ingredients

1 1/2 sticks margarine
4 c. sugar
1/2 c. cocoa or less to color sugar
1 big cooking spoon Karo syrup
1/2 c. milk
2 tsp. white vinegar
2 tsp. vanilla

Preparation

Melt
the
margarine
in a medium size boiler.
Mix the sugar, cocoa,
Karo
syrup,
milk and vinegar together.
Pour this mixture into the melted margarine; bring to rolling boil for 1 minute, stirring constantly.
Place boiler in cold water in
sink, stirring until icing loses its shine.
Add vanilla. Stir.
Spread while warm on cold cake.