Skeleton Bone Marrow

Skeleton Bone Marrow is an item in Villagers & Heroes.

'' Seems to be old and...powdery. Maybe just add water? ''

Acquisition
 * Dropped by Undead Warlocks in the Valley of Oblivion in Gandymeade Grove during the Seal the Deal quest.
 * Bring back 4 of these to Sylvester to complete the quest.