Raw Black Truffle

Source
This item can be purchased for from:
 * in Duskwood
 * in Durotar
 * in Hillsbrad Foothills
 * in Tirisfal Glades
 * in Tirisfal Glades
 * in Tirisfal Glades
 * in Tirisfal Glades
 * in Silverpine Forest
 * in Silverpine Forest
 * in Tirisfal Glades
 * in Desolace
 * in Desolace
 * in Alterac Valley
 * in Eastern Plaguelands
 * in Alterac Valley
 * in Alterac Valley
 * in Eastern Plaguelands
 * in Ashenvale
 * in The Barrens
 * in Arathi Highlands
 * in Arathi Highlands
 * in Ghostlands

This item can be looted from most level 42-54 Elemental, and Undead monsters.