He continued and said: "With the minutes he played previous year, in the interest of Ethan and of Chelsea, the idea he can play a lot of games somewhere could be good for him".
However, the former Real Madrid star says his current boss wants them to play aggressive football, despite their inability to sign players according to Daily Mail. "The idea that he could play a lot of games somewhere is good for him and we haven't brought him here while that is up in the air". But I'm very happy with the squad.
American worldwide Pulisic signed a five-and-a-half year contract with Chelsea in January but was immediately loaned back to Germany to finish the season at Borussia Dortmund.
"My job now is to work hard in pre-season with them", he added.Chelsea finished at the third position in the Premier League 2018/19 season with 72 points from 38 matches.The club will take on Manchester United in their first match of the Premier League on August 11.
Chelsea manager Frank Lampard has laid down the challenge for the club's youngsters to earn a place in the first team squad this season, insisting that performances and not age or experience is the only thing that matters to him.
However, the 41-year-old head coach is ready to turn to academy players and give others a chance in the Chelsea first team.
The 18-year-old forward impressed under Maurizio Sarri last season and Bayern sporting director Hasan Salihamidzic hasn't been shy in stating the club's interest in the player. "It's up to those young players to show what they can do".
"I really wanted to work with Ethan this year". But for me, the story is not to look backwards.
Lampard said: "Callum came through the Academy and can be a big player for us and England".
"But, to be clear, they now have to make the difference".
TalkSport have reported that Aston Villa are interested in the youngster spending a season on loan in light of Glen Whelan and Mile Jedinak being released.
Chelsea play J-League champions Kawasaki Frontale in Yokohama on Friday and then face Barcelona in Saitama next Tuesday.