Minecraft wiki entry for Curing_a_zombie_villager, associated text: Place the three water bottles and the fermented spider eye in the brewing stand, then insert the blaze powder to initiate the brewing process. Once your potions of weakness have brewed, place in the gunpowder to convert them into splash potions of weakness. Once your splash potions of weakness have brewed, place in the dragon's breath to convert them into lingering potions.