Fannie Mae Fudge
["1/2 c. margarine", "3 3/8 c. white sugar", "1 1/8 c. packed brown sugar", "1 (13 oz.) can evaporated milk", "1/2 lb. marshmallows", "2 oz. baking chocolate", "1 (12 oz.) pkg. semi-sweet chocolate chips", "1 Tbsp. vanilla", "nuts (if desired)", "1 (12 oz.) pkg. sweet milk chocolate chips"]
["Combine margarine, milk and sugars in large heavy saucepan. Stir over medium heat until sugar is dissolved. Bring to a boil. Cover. Boil 5 minutes. Turn off heat and add marshmallows. Stir until dissolved. Add 3 kinds of chocolate, one at a time. Add vanilla and nuts. Pour into lightly greased 10 x 15 pan. Will keep for several months in refrigerator. Makes approximately 5 pounds."]
["margarine", "white sugar", "brown sugar", "milk", "marshmallows", "baking chocolate", "semi-sweet chocolate chips", "vanilla", "nuts", "sweet milk"]