But Sanchez offers United even more options in forward areas, according to Mourinho.
"I'm really happy and I have to say also with some pride, the evolution of Lingard, Martial, McTominay - these kind of young guys".
'No, I don't speak about players, ' Mourinho told reporters. I think it's absolutely fundamental and we want to improve all the time, we want to be better and better. "We are creating the conditions for a brilliant and successful future for Manchester United", he added.
Jose Mourinho has admitted Manchester United will not be involved in any further transfer business in January, ruling out a move for Nice midfielder Jean Michael Seri.
Darren Way's side, who knocked out League One Bradford City in the last round, go into the fourth-round encounter with no wins in their last four league games - including a 2-1 home defeat to Chesterfield last weekend.More news: Inter Milan midfielder Joao Mario to seal West Ham loan
More news: Hoffman elected to Baseball Hall of Fame
More news: Discounted Nutella sold in France leads to chaotic scenes
The 54 year old won two trophies in his first campaign in charge - claiming the Europa League and League Cup. "They are so nice, so orange, so round, so full of juice but you can not get there so you say: "I don't want to go there" or 'I didn't like it, I prefer the other ones.' It reminds me of that story".
"He will bring his ambition, drive and personality - qualities that make a Manchester United player and a player that makes the team stronger and the supporters proud of their club's dimension and prestige".
"Alexis changed from a fantastic club to a giant club and Mkhitaryan changed for a fantastic club", Mourinho told reporters at Carrington earlier. "He has brought an energy and a sense of objective to everything that he does and I am sure that will continue to bring results for the fans and the club".
"He looks like an Arsenal player with the way he likes to play and the way Arsenal like to play".
Hmmm. The implication being that Sanchez wasn't giving his all for Arsenal in his final months at the club before his move to Manchester United was finalised this week?