Preheat oven to325 degree
Melt 2 sticks butter & mix with 4 cups graham cracker crumbs, press in the bottom of a cookie sheet
Spread 2 cups of sweetened shredded coconut over crumbs
Spread 2 cups chopped walnuts over coconut
Spread 1 12 oz bag of chocolate chips over top of walnuts & coconut
Pour 2 cans sweetened condensed milk over all, let sit for about 5 min then bake for about 35 min in a preheated 325 degree oven