Theilul is an Argonian liquor (dark rum, specifically) made out of a distillate of moon-sugar cane. The group making it originally sold sugarcane, but ultimately decided that the transport of bottles of liquor was easier and more profitable.[1][OOG 1]



Notice: The following are out-of-game references. They are not found in any in-game books, but can still be considered part of The Elder Scrolls lore and are included for completeness.
  1. An Elder Scrolls Novel: The Infernal City, part one chapter three