Abstract: A mincing machine, especially a meat mincing machine, of the type which has a rotatable knife disc 1 in front of a disc 2 with holes, and means for feeding mincing material including bone fragments to the knife disc and pressing out minced material minus the bone fragments through the disc having apertures, said knife disc and disc with apertures being arranged in a housing, characterized in that the housing in the region adjacent the knife disc has at least one recess constructed and arranged to receive and relinquish said bone fragments contained in the meat.