Black-Briar Mead is a food in Skyrim. Consume it to restore stamina, but get a penalty to your stamina regen.
Properties
Weight: 0.2
Base Value: 25
Effect: Restore 20 points of Stamina. Stamina regenerates 40% slower for 30 seconds
Location
Can be found in Black-Briar Meadery
Also see
There is a more potent version of this drink, the Black-Briar Reserve