The Margin: McDonald’s put a McRib NFT on the menu for $20 — here’s how to get one

Finally, a McRib that you can enjoy year-round.

The serially limited-edition sandwich returns to McDonald’s menus on Nov. 1. And to celebrate the iconic meal’s 40th anniversary, the burger chain is giving away 10 exclusive McRib NFTs, aka non-fungible tokens.

The “seasoned boneless pork patty slathered in BBQ sauce and topped with slivered…