Cooking pork spareribs in a smoker, on a grill or in an oven will yield different textures, aromas and flavors depending on the method you use and the types of marinade, rub or sauce you choose to prepare them. But no matter what your style of preparation, pork ribs are at their best when they are fall off the bone tender. Wrapping or covering your pork spareribs in aluminium foil will make them tender and juicy.