1 c. graham crackers, crushed
1 can condensed milk
1 pkg. chocolate chips
1 pkg. peanut butter chips
1/2 c. butter

Melt butter in 9x13 inch baking pan and layer of graham cracker crumbs, pour condensed milk in an even layer, sprinkle chips on top. Bake for 20 minutes at 425 degrees. Cool for at least 1 1/2 hours and cut.