- ½ cup unsalted butter
- 1 ½ cups graham cracker crumbs
- 1 cup semisweet chocolate chips
- 1 cup butterscotch chips
- 1 cup chopped walnuts
- 1 (14 ounce) can sweetened condensed milk
- 1 ⅓ cups shredded coconut
Preheat the oven to 350 degrees F (175 degrees C).
Put butter in 13×9-inch baking pan and place in oven until melted. Swirl to coat bottom and sides with butter.
Spread graham cracker crumbs evenly over bottom of pan. Layer chocolate chips, butterscotch chips, and walnuts over crumbs. Pour condensed milk over walnuts and sprinkle with coconut.
Bake in preheated oven until edges are golden brown, about 25 minutes.
Cool and cut into 36 bars.