4 c. sugar
1 c. milk
1 c. cream
1/2 c. cocoa
1 c. butter
flour

Mix sugar and cocoa thoroughly. Add milk and cream. Mix well. Heat butter until foamy. Set aside. Bring to boil sugar, cocoa, milk, and cream. Cook for 10 min. stirring constantly. Add butter. Cook 5 min. more. Add 1 Tbsp. vanilla. Let cool. Add flour; enough to thicken for spreading in cookie sheet.