The Kitchn’s Baking School Day 17: A master class in cookies. Join The Kitchn’s Baking School: Sign up and see all The Kitchn’s Baking School assignments What’s there not to love about cookies? They come in all sorts of shapes, sizes, flavors, and textures. Plus, you can pop one, two, or a half-dozen in your mouth whenever you please! Cookies are fun, playful, and approachable. No matter your skill level, nearly everyone can make at least one type of cookie.