• Mug of Shimmer Stout
• Item Level 15Disenchants into:
  Not disenchantable
• Use: Restores 140 to 180 mana.
• 1 Charges
• Sell Price: 11

Source

This item is a quest reward from  [10] Rejold's New Brew^ω τ ϖ.

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB