Remarkable Fudge
["4 c. white sugar", "1 c. butter", "1 pt. marshmallow cream", "1 c. chopped walnuts", "14 1/2 oz. (1 2/3 c.) can evaporated milk", "1 (12 oz.) chocolate chips", "1 tsp. vanilla"]
["You will also need a 3-quart saucepan, a 13 x 9 x 2-inch pan and a candy thermometer."]
["white sugar", "butter", "marshmallow cream", "walnuts", "milk", "chocolate chips", "vanilla"]