These Salted Peanut Butterscotch Oatmeal Cookies are studded with roasted peanuts, butterscotch chips, and sprinkled with flaky sea salt! They are a decadent twist on your traditional oatmeal cookie. This cookie has brought together a whole bunch of my favorite flavors and textures. It's seriously so good. Let's go over why: 1) Salted, because I'm a