Stuckey's Salted Nut Roll

This is a clone recipe.

1 (12 ounce) package peanut butter flavored chips
3 tablespoons butter
1 (14 ounce) can sweetened condensed milk
16 ounces dry roasted peanuts
1 (10.5 ounce) bag miniature marshmallows

Melt chips, butter and sweetened condensed milk together. Stir in peanuts and marshmallows. Spread in buttered 9 x 13-inch pan. Allow to set.