Tuchel even experimented in the goalkeeper department, starting flop Kepa Arrizabalaga in back to back games. But the German quickly ruled out a comeback for the Spaniard, stating after that Mendy is his No.1 shot-stopper.
After a triumphant win over Atletico Madrid, in which Olivier Giroud scored a vital away goal, Chelsea take on Manchester United next.
United will go into Sunday’s fixture a little less fresh with their Europa League game against Real Sociedad on Thursday. But Mendy is under no illusion how tough the clash will be.