1Pour condensed milk in a pot and put the pot on med. heat.
2Add butterscotch chips ( they take longer to melt ).
When they are almost melted add the chocolate chips.
3When they are all melted add your walnuts. Then pour the fudge into a greased round cake pan or a loaf pan. Which ever you prefer. Refridgerate for a couple of hours.
Remove from pan and cut into squares.