3 c. graham cracker crumbs
2 sticks butter
2 1/2 c. chocolate chips (dark semi-sweet)
2 1/2 c. white chocolate chips
1 1/2 c. shredded coconut
2 c. chopped walnuts
3 cans sweetened condensed milk

Mix graham cracker crumbs and butter well; press into 13 x 9-inch pan.

Bake at 325°F for 20 minutes. Mix together remaining ingredients and spoon into 13 x 9 pan.

Bake at 325°F for 40 minutes.