Dark Chocolate Fudge
["3 c. Hershey's semi-sweet chocolate chips", "1 (14 oz.) can sweetened condensed milk", "dash of salt", "1 c. chopped nuts", "1 1/2 tsp. vanilla extract"]
["Line 8 or 9-inch square pan with foil.", "In heavy saucepan, over low heat, melt chips with sweetened condensed milk and salt. Remove from heat.", "Stir in walnuts and vanilla."]
["chocolate chips", "condensed milk", "salt", "nuts", "vanilla extract"]