Boneless Prime Rib | Wagyu BMS 6-7How To Cook Prime Rib For detailed instructions, read our blog post on how to cook a boneless prime rib. The Bone In Prime Rib is an exceptional cut known for its unrivaled tenderness, flavor, and marbling. When sourced from Colorado Wagyu with a BMS (Beef Marbling Score) of 6 7, it reaches a new level of luxury, delivering a melt in your mouth texture and rich, buttery flavor. The bone in feature enhances the roasts depth and juiciness, making it an