8 oz. butter
1 package from a 14 oz. box of graham crackers, crumbled
14 oz. can condensed milk
11 oz. bag butterscotch chips
6 oz. (or more) chocolate chips
optional: 1 c. shredded coconut
optional: 1 c. crushed pecans
Preheat oven to 350 F.
Melt butter in 9 x 13 pan.
Spread graham crackers over butter.
Pour condensed milk over graham crackers.
Add butterscotch chips.
Add chocolate chips.
Add optional coconut and/or pecans.
Bake for 15 – 20 minutes. Do not overbake; the bars should be gooey in the center.
Cool and cut into squares.