A Cauldron is a big kettle used for cooking or brewing. It can mean any of the following in Old School RuneScape: Objects:
- Cauldron, generic non-interactive scenery in Gielinor.
- Cauldron (Witch's Potion), near Hetty.
- Cauldron (Black Knights' Fortress), part of the Black Knight's Fortress quest.
- Cauldron (Goblin Kitchen), used during Recipe for Disaster/Freeing the Goblin generals.
- Cauldron (Mourner Headquarters), used during the Biohazard quest.
- Cauldron of Thunder, used during the Druidic Ritual quest.
- Aggie's Cauldron
- Betty's cauldron
- Troll Stew