Food product
package formed by a sheet (10) resulting from a blank (70) with a plurality of sheets, each sheet of the blank having weakened portions (30, 31, 32, 33, 42, 43, 44, 53, 45, 46, 47, 48, 49, 50, 51, 52, 53, 62, 63, 64, 65, 66), and a tongue (56) which is secured to a transverse edge (40) of the sheet, the sheet being folded along transverse weakened portions (42, 43, 44, 53, 66) in order to form a tube with a rectangular cross-section and being sealed on itself along a peelable or tearable transverse joint, the tongue (56) projecting longitudinally from the transverse joint, the sheet being sealed longitudinally along a longitudinal base joint, and the
package being closed by longitudinally sealing the sheet on itself along a longitudinal top joint.