Recipe: Mystical Cauldron

Recipe: Mystical Cauldron teaches alchemists to make Mystical Cauldron. Rank 3 has the chance to produce multiple items.

Source
Rank 1 is taught by the Kul Tiran and Zandalari alchemy trainers, and  for  and requires a skill of (145). Rank 2 is dropped by Battle for Azeroth Mythic dungeon bosses Rank 3 is dropped by raid bosses in Uldir.