Previously, the scapula, humerus and muscle components of the shoulder or blade are removed. Then a cut is performed with a knife along the back edge of the last rib. As a result, the flank remains separated.immediately, a longitudinal cut is made at the whole dorsal limit, at a variable distance (25 to 75 mm) from thelongissimus dorsi muscle, the navel and brisket are removed by cutting along the end of ribs limiting with the sternal region.

The diaphysis of the 13 ribs.