In a process for the manufacture of packs, for a product in portions, with a paste-like product that is to be packaged, especially sausages, in a foil tube (15), starting from a band-shaped flat foil (1), which has been provided unilaterally with a connecting layer, this flat foil is unwound from a stock supply (2) and bent in the longitudinal direction to form the tube in such a way that the connecting layer is located on the outside, and the longitudinal sides (10) of the longitudinal edges (9) are located opposite one another, after which a strip (12), which is capable of forming a connection or which is provided with a connecting layer, is placed in the longitudinal direction over both longitudinal edges (9) and is connected to them, after which the foil tube (15), which is formed in this way, is then filled directly with the product that is to be packaged.