A packaging, in particular for foodstuffs, including a tray (1) made of cardboard or paperboard and a lid (51), which, when the packaging is in the closed state, is fitted on the tray, wherein lugs (57) of the lid (51) engage in openings (7) which are formed in wall portions (8) of at least two opposite side walls (2, 4) of the tray. The side walls of the tray which have the openings have, in each case in the region above the wall portion which has the at least one opening, a freely upwardly projecting tongue (9), which is connected via a bending line (10) to the wall portion which has the at least one opening, and is located beneath the tongue. In the fitted state of the lid, the tongues of the side walls butt against sloping portions (59) of the lid.