* Taro leaves, also sometimes sold under the name 'Luau Leaves' can be tricky to buy outside of tropical areas but can sometimes be found in specialty Asian grocery stores. If you can't find them, try experimenting with collard greens, swiss chard, or other sturdy greens.
** Banana leaves and ti leaves will likely live in the frozen foods section of your grocery store as well. If you can't find them, skip this step entirely- since we're covering our pork with aluminium foil to keep the moisture in, as opposed to burying it underground in a traditional beach oven 'imu.'