The manager could use the competition to distribute playing time to other members of the first-team squad, after picking fairly similar starting XIs in the five Premier League outings this season.
Some of Solskjaer’s decisions may be enforced by our current list of injuries and illnesses, after Diogo Dalot, Eric Bailly, Luke Shaw, Paul Pogba, Jesse Lingard and Anthony Martial all missed last Saturday’s Premier League victory over in-form Leicester City at the Theatre of Dreams.
Fans will get a glimpse of Ole’s potential plans when the squad trains in front of the European football media from 11:00 BST on Wednesday.