Alterac Brew-Pup
Source: In-Game Shop. A mastiff bred for rescue, the Alterac brewhound's bloodline is famous for having found and resuscitated many mountain travelers trapped beneath th... Beast type. So if you click your newest lil' buddy, you get Mulled Alterac Brandy. Yup, a loyal St Bernard that dispenses alcohol whenever you want.
The Alterac Brew-Pup is a mastiff battle pet available for purchase directly from the Blizzard Pet Store, released on November 21st, 2013.
Guide awaiting review
Purchase from Blizzard Store
Visit the Blizzard Pet Store and purchase the Alterac Brew-Pup. Once bought, the pet will arrive in your in-game mailbox with a letter from Breanni welcoming you and your new Brewhound Pup.
Interact for Brandy
Clicking on the Alterac Brew-Pup causes him to offer you a 
Mulled Alterac Brandy, and he will continue to provide more drinks even after you are completely smashed — he is not particularly strict about cutting you off.
