A unit for boxing packaged food products including a rotary element with at least one first seat for receiving a blank; a first transfer station for transferring the blank from a magazine for feeding blanks to a folding mould; a folding station for opening up, at least partly, the blank; a second transfer station for transferring the blank folded open from mould to the first receiving seat; an insertion station for inserting the packaged food products inside the blank folded open positioned on the first receiving seat; a closing station for closing the blank folded open, positioned on the second receiving seat and containing the packaged food products.