1 lb walnuts
12 oz chocolate chips (semi-sweet)
7 or 8 oz hersey chocolate bar (with or without nuts)
1 pint marshmallow cream
1 cube butter
1 tsp vanilla
4-1/2 cups sugar
12 oz can evaporated milk

Place first 6 ingredients in a large bowl and set aside.

Cook sugar and milk over medium heat, stirring constantly to prevent sticking. 
Boil 10 minutes (count time after coming to a rolling boil).

Pour mixture over first mixture in bowl; stir until well mixed and  all chocolate is 
melted. Pour into buttered 9x13 pan. Let cool 24 hours. Store in fridge.