Nkunku’s hat-trick sends Chelsea on Carabao Cup cruise against Barrow

The mission was simple for Chelsea: secure victory against fourth-tier opposition, pump up the ­confidence of the reserves and maintain this period of relative happiness at Stamford Bridge. The job was done quickly, with Christopher Nkunku scoring twice inside 15 minutes to set up an easy evening against Barrow.Nkunku was the central actor, his hat-trick – and Chelsea’s fifth goal – ­delivered an hour later. But the host forward line all had moments of ­sparkle. Jo&