Star of gratitude 2015
There’s an NPC in the Grove (bottom level) who sells special food. I think it’s for Grawnk to start the achievement progression.
When in doubt, check Dulfy’s site!
http://dulfy.net/2015/12/15/gw2-wintersday-2015-coverage-guide/
http://dulfy.net/2014/12/16/gw2-warming-grawnks-heart-wintersday-guide/
Froudactyl // Herp Derp Druid // Judge Legends [JDGE] // Seafarer’s Rest
Thank you just what I was searching for.