Seven- Layer Cookies

Melt in 9 X 13 " pan:
1 stick butter
Add, and mix and spread to the edges:
1 c. graham cracker crumbs ( I use 1 sleeve)
Sprinkle on spreading to the edges:
1 c. chocolate chips
1 c. butterscotch chips
Drizzle:
1 can (15 oz) sweetened condensed milk
Sprinkle and press into milk: 1 c. chopped walnuts

Bake at 350 for 30 minutes Cool and Cut