The chef who told the NFL that Antonio Brown faked his COVID vaccine card is now planning to sue the Buccaneers star ... saying the wide receiver still owes him $10,000.
Steven Ruiz spelled it all out to TMZ Sports this week ... saying after the NFL ruled he wasn't lying about Brown's bogus vaccine card --- he's planning to move forward with a lawsuit against AB.
"The game plan now is to file a lawsuit and take it from there," Ruiz said. "People provide a service and you've got to pay for it.