Melt the milk chocolate chips in the microwave until smooth. Stir in the fluff/creme and heavy cream. Pour into an 8x8 pan lined with nonstick foil. Place in freezer until firm.
Melt caramels and heavy cream in microwave until smooth. Stir in nuts. Pour on top of chilled nougat layer. Freeze until firm about 1 hour. Cut into squares or bars and dip into the melted dark chocolate. Add any decorations you'd like and lay on wax paper. Chill until firm and keep chilled until serving.