Mead was a honey-based alcoholic beverage.
In Northumbria in 1066, the First Doctor was served mead by Edith, describing it as "delightful". (TV: "The Watcher")
Ace drank mead in a replica of Cheldon Bonniface's Black Swan. (PROSE: Timewyrm: Revelation)
On Tír na n-Óg, the Seventh Doctor was served mead by Chulainn. Daffyr also drank mead while enjoying a feast of dragon meat. (PROSE: Cat's Cradle: Witch Mark)