Microwave Two Minute Velvet Fudge
["3 c. (18 oz.) semi-sweet chocolate chips", "1 can (14 oz.) sweetened condensed milk (not evaporated)", "1/3 c. confectioners sugar", "2 tsp. vanilla", "1 c. walnut pieces, chopped"]
["Grease 8-inch square pan.", "Microwave chocolate chips and the condensed milk uncovered in a 2-quart bowl on High 2 minutes. Stir until smooth.", "Stir in powdered sugar and vanilla, then the walnuts until well blended.", "Pour into prepared pan and spread evenly.", "Chill until firm, about 1 1/2 hours.", "Cut into 16 (2-inch) squares.", "Store tightly covered in a cool place for up to 2 weeks."]
["semi-sweet chocolate chips", "condensed milk", "confectioners sugar", "vanilla", "walnut"]