Thanks for details. I would also mention in Chinese cuisine, fresh lean beef (flank) is preferred for stirfry, fatty beef is preferred for boiling (hot pot).

Thanks for details. I would also mention in Chinese cuisine, fresh lean beef (flank) is preferred for stirfry, fatty beef is preferred for boiling (hot pot). American culture: aged is key to the complex flavours. For fish, Japanese sushi often uses aged fish, while steamed fish should be as fresh as possible.