What to do with · Valheim 1.0.17
What to do with Onion
A crunchy and spicy taste.
Plant it with the Cultivator: it grows into Onion Seeds. It also goes into 5 recipes and 1 building piece. Feed it to tame the Boar.
Onion SeedsPlant: Seed-onion
BoarTames it
Mead Base: Animal Whispers× 5 · Mountains
Onion Soup× 3 · Mountains
Wolf Skewer× 1 · Mountains
Salad× 3 · MistlandsStacks to 50Weight 0.3Full Onion page →
Plant it
With the Cultivator, on cultivated ground.
Craft with it (5)
Earliest first, by the biome where everything the recipe needs can first be had.
Build with it (1)
Tame with it
Leave it near the animal; it eats while it is not alarmed. Taming times
Eat it
Last resort: the Obliterator
Obliteratorturns any 10 items (stacks counted one by one) into 1 
Coal; the rest is lost.
Incinerator.Incinerate in the game code.
Where to get more Onion
- Picked fromOnion
- Found inBarrelDeep North
- Grown fromOnionMeadowsBlack ForestPlains
Questions
›What is Onion used for in Valheim?
Plant it with the Cultivator: it grows into Onion Seeds. It also goes into 5 recipes and 1 building piece. Feed it to tame the Boar.
›Can you sell Onion in Valheim?
No. Traders only buy items with a trade value, and Onion has none. The 9 that do: Amber, Amber Pearl, Ancient Coin, Draumyx, Grimvarn, Solryth, Veydris, Ruby and Silver Necklace.
›Can Onion go through a portal?
Yes, Onion can be carried through a portal.
›Where do you get Onion?
Onion, Barrel. Every source is on the Onion page.
Source: recipes, building pieces, stations, altars, traders and the Obliterator in the files of Valheim 1.0.17 (2026-10-05), prefab Onion.