Seven Minute Icing
["2 Tbsp. flour", "1 c. sugar", "1 tsp. vanilla", "1 c. milk", "1 c. butter"]
["Cook slowly the flour and milk until thick.", "Let cool.", "Cream together the sugar, butter and vanilla.", "Be sure to use an electric mixer.", "Add the cooled flour and milk mixture; beat well."]
["flour", "sugar", "vanilla", "milk", "butter"]