warning : graphic content .
loretta burroughs , 63 , from new jersey , was convicted of first-degree murder last month for stabbing her husband daniel to death in 2007 .
grandmother concealed body parts in two large boxes and when they were opened his skull and jawbone were in an olive-colored handbag .
new jersey judge compared grisly murder to al capone 's st valentine 's day massacre .
burroughs insisted the killing was not planned , but friends had said she killed him because she did n't want to relocate to florida .