Watch Chef John make a classic, quick-and-easy pineapple upside-down cake. The keys? A cast-iron skillet and a splash of dark rum. (If you don’t have a cast-iron skillet, you can use a standard one—and the rum is theoretically optional, too.) You’ll see how to make the brown-sugar sauce and the batter, and learn how to create a pineapple-piece puzzle in the bottom of the skillet. You’ll also get tips for flipping your baked cake! Check out Chef John's recipe for Pineapple Upside-Down Cake. Delicious and so easy to make, this one’s guaranteed to turn your world right-side up again.