Toast the Walnut pieces for few minutes and keep aside.
LINE 8 x 8-inch baking pan with heavy aluminum foil, extending foil over edges of pan. Grease the pan using cooking oil spray.
In a microwave safe bowl, combine Condensed Milk, Chocolate Chips, Butter and Salt. Microwave this mixture on HIGH for up to 3 minutes until melted and smooth stirring every 30 seconds.
STIR in Walnuts, Cranberries and Maple extract quick until evenly blended. Pour into prepared pan. Refrigerate this for 2-3 hours or until set.
REMOVE fudge from pan by lifting edges of foil. Remove foil. Cut into small squares. Enjoy!!