1/2 c. sugar
3 tbsp. corn starch
1/4 tsp. salt
2 1/2 tbsp. cocoa
2 1/2 c. milk
1 1/2 tsp. vanilla

Mix sugar, corn starch, salt and cocoa in pan. Gradually add milk. Cook over medium heat, stirring constantly until it thickens. Cook 2 to 3 minutes longer. Remove and add vanilla.