We can never get enough of sweet and savory combos for dinner, which is why we’re head-over-heels for al pastor. Traditionally, the dish features pineapple-marinated pork shoulder that’s spit-roasted until caramelized and meltingly tender. For this riff on the classic, we swap in pork chops, which we rub with Southwest spices, then sear until juicy. The pineapple actually makes not one, but two appearances: The juice is simmered with rich spices and lime to form a tantalizing pan sauce…