? cups butter and 1 can condensed milk
ColumnA  1 ? cups of one of these
Graham cracker crumbs, banilla wafer crumbs, chocolate wafer crumbs, animal cracker crumbs, sugar cookie crumbs
Column B   2 cups  pick 1
Chocolate, peanut butter, or butterscotch chips, raisins or M&M?s
Column C  2 cups  pick 1
Flaked coconut (5oz.), rice crispies, miniature marshmallows, corn flakes
Column D  1 cup  pick 1
Chopped walnuts, pecans, peanuts, or cashews
Melt butter and pour into a 9 by 13 cake pan.  
Top with 1 item from column A then pour over the condensed milk.
Top with  1 item from column B then 1 from column C
Sprinkle with 1 item from column D.
Press down.  Bake at 350F for 30 minutes.
Cool and cut into bars.