1. Heat oven to 350 degrees. Line a 13 x 9 inch pan with aluminum foil.
2. Melt the butter in the microwave or on the stove.
3. Meanwhile crush the graham crackers until small but not fine.
4. Combine the graham crackers and the melted butter and press, covering the bottom, into the prepared baking sheet.
5. If using the coconut, spread over the top graham crackers evenly. Repeat with the butterscotch morsels and chocolate chips.
6. Pour the sweetened condensed milk over the top evenly.
7. Sprinkle the walnuts evenly over the pan.
8. Press down with a large spoon or spatula compacting the layers together.
9. Bake in the oven for 25 minutes. Let cool for 20 minutes and cut into small bars.
10. Cover with foil and place in the freezer until ready to serve.

Makes 16-24 bars depending on the size.

*Use your favorite type of morsels: chocolate, milk chocolate, semi-sweet, peanut butter, or a combination of several