Nutmeg

Nutmeg is a spice that is used by both humans and Smurfs.

Empath: The Luckiest Smurf stories
Nutmeg in the EMPATH: The Luckiest Smurf story series is used by Greedy Smurf in the preparation of various food and dessert items. It is also used as a seasoning in Tapper's eggnog during Christmas.