The Blues will kick-start their Europa League game against PAOK Salonika on Thursday.
Maurizio Sarri released the named of his Europa League squad and there a few absentees.
Chelsea Europa League squad 2018/19
Kepa Arrizabalaga
Willy Caballero
Antonio Rudiger
Marcos Alonso
Davide Zappacosta
Gary Cahill
Andreas Christensen
César Azpilicueta
David Luiz
Emerson Palmieri
Ethan Ampadu
Cesc Fabregas
Jorginho
N’Golo Kante
Ross Barkley
Eden Hazard
Mateo Kovacic
Willian
Pedro
Ruben Loftus-Cheek
Victor Moses
Olivier Giroud
Alvaro Morata
Lucas Piazon has been added to Chelsea’s Premier League squad but he, Robert Green and midfielder Danny Drinkwater have not made it to the Europa League squad.
Hudson-Odoi has been rewarded with the No.20 shirt following his impressive displays in pre-season and Sarri has made it clear that the youngster is part of his plans this term.