Ultrasmooth Chocolate Fudge
["1 (12 oz.) pkg. semi-sweet chocolate bits", "2 Tbsp. butter", "1 can condensed milk", "1/3 c. Marshmallow Fluff", "1/2 c. miniature marshmallows", "1/2 c. nuts, chopped"]
["Melt chocolate bits and butter in top of a double boiler.", "Add condensed milk and cook.", "Stir constantly for 4 minutes; remove from heat.", "Add Marshmallow Fluff; stir well.", "Add miniature marshmallows and nuts.", "Pour into buttered 8-inch square pan. Chill well before serving."]
["semi-sweet chocolate bits", "butter", "condensed milk", "Marshmallow Fluff", "marshmallows", "nuts"]