Pineapple Upside-Down Cake
["2 large cans crushed pineapple (heavy syrup)", "1 1/2 sticks butter", "1 c. brown sugar", "1 yellow cake mix (not pudding in recipe)"]
["Melt butter and brown sugar in bottom of 13 x 9-inch cake pan. Drain pineapple (leave some juice); pour over butter and brown sugar.", "Mix cake as directed.", "Pour over pineapple mix.", "Bake until cake is done (350\u00b0) for about 1 hour.", "When done, turn upside down."]
["pineapple", "butter", "brown sugar", "yellow cake"]