Foolproof Chocolate Fudge
["3 (6 oz.) pkg. semi-sweet chocolate morsels", "1 (14 oz.) can Eagle Brand sweetened condensed milk (not evaporated milk)", "1 1/2 tsp. vanilla extract", "1/2 c. chopped nuts (optional)"]
["In heavy saucepan, over low heat, melt morsels with Eagle Brand.", "Remove from heat; stir in remaining ingredients.", "Spread evenly onto wax paper-lined 8-inch square pan.", "Chill 2 to 3 hours or until firm.", "Turn fudge onto cutting board; peel off paper and cut into squares.", "Store loosely covered at room temperature. Makes 1 3/4 pounds."]
["semi-sweet chocolate morsels", "condensed milk", "vanilla extract", "nuts"]