Derby 0-2 Chelsea Highlights
Mikel headed in the opener from Willian’s cross before Oscar sealed a comfortable win with a bending shot.
Ramires then hit the bar while Chris Martin’s late strike was the only Derby shot to test goalkeeper Mark Schwarzer.
The Brazilian was booked for a second-half dive in the penalty area.
Watch FA Cup third round match, Derby Vs Chelsea highlights here.
Video courtesy: Official FA YouTube Channel