Melt butter in a saucepan and heat until bubbly. Add the peanut butter and continue heating until peanut butter becomes smooth and more liquidy. Pour into the icing sugar and then add the nuts and raisins. Mix together until thoroughly combined. Spoon into a greased 20 cm square pan and chill until set. Store in refrigerator. Origin: Cariboo Observer, November 20, 1985, (local newspaper) Shared by: Sharon Stevens Aug/91