Food items are plentiful in all S.T.A.L.K.E.R. games, and include sausages, loaves of bread, and "Tourist's delight" preserves.
Appearances[]
Shadow of Chernobyl[]
In Shadow of Chernobyl, they are used to remedy the Hunger condition and replenish some health.
Clear Sky[]
In Clear Sky, which abandoned hunger, they have little real use other than healing a bit of health. They are arguably most useful as a source of cash, since most barmen will buy them at full price.
Call of Pripyat[]
In Call of Pripyat, the hunger condition was reinstituted, though now it affects stamina restoration.