Certified wagyu beef is perhaps the most expensive beef in the world the cattle are fed specially developed grain mix for around 400 days to ensure that their tender meat is packed with flavourrthe meat box containsrrwagyu beef sirloin steak 2 x 227g eachrwagyu beef rump steak 2 x 227g eachrwagyu beef ribeye steak 2 x 227g eachrr free delivery uk mainland only free cooking guide leaflet rone of the distinct features of wagyu beef is its marbling the wagyu beefrsquos ex