Amberseeds are magical nuts harvested in Grizzly Hills. While an entire season's harvest of them can be placed in a single bucket, their magic might be sufficient to help feed many more than their volume might suggest.
Grizzly Hills[]
At Amberpine Lodge, the player finds a bucket of Amberseeds left thoughtfully by the the door for random visitors like you to scarf. Thus begins a short quest series starting with 
[15-30] Mmm... Amberseeds!.
Zul'Drak[]
The quest 
[20-30] Lab Work has the character scavanging shelves of alchemical reagents, searching for (among other things) an Amberseed for Alchemist Finklestein.