Overview: Man on the street Doc Willoughby visits Lakota Bakery just outside of Boston, to learn all about Florentine lace cookies from a pro. Then, in the test kitchen, test cook Bridget Lancaster shows host Christopher Kimball how to make Florentine Lace Cookies at home. Next, tasting expert Jack Bishop challenges Chris to a tasting of coffee. And finally, test cook Julia Collin Davison uncovers the secrets to the ultimate Almond Biscotti.