Stephanie Jaworski of Joyofbaking.com demonstrates how to make Peanut Blossom Cookies. Peanut Blossom Cookies are a peanut butter cookie with a Hershey's Chocolate Kiss sitting happily on top. Some say these cookies resemble little hats and, in fact, Maida Heatter tells us in her book "Maida Heatter's Cookies" that this recipe is an "old American recipe that is sometimes called Sombreros".