Barnsley XI: Collins, Ludewig, Sollbauer, Halme, J Williams, Styles, Ritzmaier, Mowatt, Woodrow, Frieser, Schmidt
Subs: Walton, Oduor, Moon, Simoes, Chaplin, Adeboyejo, Thomas
CFC Starting XI: Caballero, Azpilicueta, Tomori, Silva, Emerson, Barkley, Kovacic, Mount, Havertz, Abraham, Hudson-Odoi
Subs: Baxter, James, Zouma, Chilwell, Jorginho, Werner, Giroud
Hello and welcome to our live coverage of this Carabao Cup game between Chelsea and Barnsley at Stamford Bridge.
Hudson-Odoi forces a save from Collins, who keeps the shot out.
The match is underway at Stamford Bridge.
Chelsea are doing the early attacking at Stamford Bridge.
Barnsley are slowly growing into this game as it progresses.
Thiago Silva gives the ball away in a dangerous area for Chelsea. Schmidt squares but can't pick out a teammate.
Woodrow fires at goal from outside the box. It's a good shot, which forces Caballero to tip over the bar.
Swift counter from Chelsea via Hudson-Odoi. Mount gets the pass and plays Havertz in, but his effort is a weak one and Collins comfortably saves.
GOAL, CHELSEA, ABRAHAM! 1-0: Horrendous from Barnsley at the back as they fail to get the ball clear of the danger area and invite pressure onto themselves. Abraham puts Chelsea in front!
Barnsley are sloppy from a throw-in. Havertz plays Mount in behind and this is a glorious chance, but he fires wide of goal. Havertz is beginning to find his feet at Chelsea by the look of things tonight.
GOAL, CHELSEA, HAVERTZ! 2-0: Mount's pass is superbly left for Abraham, allowing Mount to finish from close range!
Styles' shot is spilled by Caballero, but nobody is there to pounce for Barnsley.
Schmidt fires at goal and Caballero is forced to get down and push his low effort wide for a corner.
Chelsea are beginning to take control of this game, knocking the ball about with complete ease.
Hudson-Odoi looks to get in behind the Barnsley defence on Chelsea's right, but he is flagged offside.
HALF-TIME: CHELSEA 2-0 BARNSLEY. After one minute of stoppage time, we head into the break with Chelsea leading thanks to goals from Abraham and Havertz.
Collins rushes out and fouls Abraham, picking up a yellow card and conceding a free-kick. Mount takes it and fires off target.
Chelsea get the second half up and running. Barnsley have brought Thomas on for Woodrow over the break.
GOAL, CHELSEA, BARKLEY! 3-0: Havertz wins possession for Chelsea upfield and Barkley scores from long range! Surely, that all but puts the tie to bed.
Collins' attempted rushed clearance hits Abraham, but deflects kindly for Barnsley.
Barnsley have a shot at goal, but it's comfortably held by Caballero. At the other end, Barkley's effort is blocked.
Mount finds Abraham from the ensuing corner, but it's headed towards Collins, who makes the save.
GOAL, CHELSEA, HAVERTZ! 4-0: Havertz is teed up by Abraham, inadvertently or otherwise, and drills home for his second goal!
Ritzmaier and Frieser are replaced by Oduor and Chaplin for Barnsley.
Thiago Silva's Chelsea debut comes to an end as he is replaced by Zouma.
GOAL, CHELSEA, HAVERTZ! 5-0: Havertz is played in behind and gets round the goalkeeper, finishing off for his hat-trick!
Havertz is replaced with Ben Chilwell coming on for his debut in Chelsea blue.
Chelsea looked jittery at times in the first half, but they are in cruise control at present.
Chelsea continue to pile on the pressure. On comes Giroud for Tammy Abraham.
Mount slides Giroud in behind. He shifts the ball for Barkley, who has the goal at his mercy, but MISSES! How?!
Mount gives the ball to Giroud and gets it back, going for goal, but Collins makes a fine save to deny him!
Oduor forces a save from Caballero, who parries, but once more, nobody is there to follow up for Barnsley.
Azpilicueta comes forward and tries to head home, but can't quite finish off.
Hudson-Odoi looks to turn home Barkley's ball at the back post, but it's scrambled clear!
GOAL, CHELSEA, GIROUD! 6-0: Chilwell's cross picks out Giroud with pinpoint accuracy and he was never going to let that go to waste!
Azpilicueta and Chilwell continue to bomb forward for Chelsea. They're camped in Barnsley's half. Chilwell goes for goal from long range, but Collins catches.
FULL-TIME: CHELSEA 6-0 BARNSLEY. It didn't always appear as if this was going to be a comfortable victory for Chelsea, but in the end it was just that. They march on to the fourth round.