The Onion is a vegetablefood item in Don't Starve Together. Onions can be farmed with a small chance to appear from normal Seeds or directly planted using Onion Seeds. Feeding an Onion to a bird in a Birdcage will produce 1 Onion Seed, as of the "Reap What You Sow" update.
When eaten raw, Onion restores 9.375 Hunger at the cost of 10 Sanity. They take 15 days to spoil.
A Roasted Onion is obtained by cooking an Onion over a fire. It restores 1 more Health and deducts 5 less Sanity than the raw version and takes 10 days to spoil. Besides this, it shares the same uses as raw Onions.
Onions are featured in The Gorgeevent in Don't Starve Together. They grow from Pointy Seeds, which can be bought from Sammy for one Old Coin. An Onion can be made into a Roast Onion by being cooked at the Campfire next to the Swamp Pig Elder. Onions can be used in a variety of Cooking Recipes exclusive to The Gorge.