Manchester United 1991-92: David Beckham, Ryan Giggs, Gary Neville, Nicky Butt
Barcelona 2002-03: Lionel Messi, Gerard Pique, Cesc Fabregas
Most people probably know of these two, but what are some other successful youth teams that featured multiple players who went on to play at the top level for both club and country?
Do the lisbon lions count? Not sure if youth sides were a thing then.
Quality Street Kids a couple years after the Lisbon Lions with the likes of Dalglish, McGrain, Lou Macari, George Connolly etc probably closer to the description