1/2 cup butter melted
1 1/2 cup crushed graham crackers
6 oz white chocolate chips
6 oz milk chocolate chips
7 oz shredded coconut
1 cup walnuts
14 oz can sweetened condensed milk
layer ingredients in a rectangular cake pan in order given. You can melt the butter in the pan while preheating oven. Spread chips out as evenly as possible over whole area.
Bake at 325 for 525 minutes or until edges are light golden. Cut into small squares when cooled slightly.