A molding unit for forming and cooking meat, comprising a single recipient-shaped bottom die a concavity of which faces upwards and is destined to contain meat, and a single cover aligned with a mouth of the concavity of the bottom die, which cover is joined to the bottom die and positioned below the bottom die, such as to be destined to close a further mouth of a further concavity of a bottom die of a molding unit which is identical and positioned below the molding unit.