2 cups sugar
1/4 cup light corn syrup (Karo)
1 tsp. butter
1/2 cup Eagle Brand sweetened condensed milk
4 tbsp. cocoa
1 tsp. vanilla

Combine all ingredients. Cook very slowly until it comes to a boil, stirring constantly.

Boil for 2 minutes and remove from heat. Beat until thick.

Pour in buttered pan and cool. Cut in squares.

Makes 1 pound.