Stoke City were unbeaten at the Britannia Stadium in 11 months, and had conceded only seven goals in that time. Chelsea had suffered two defeats in three games, losing at home to QPR and Swansea City with a 5-1 away win at Southampton, their only win in 2013.
Demba Ba started the match ahead of Fernando Torres and Petr Cech returned from a groin injury. Gary Cahill was left out of the squad to be at the birth of his son, so David Luiz moved back to cover his absence.
Chelsea looked far more threatening in attack and were 1-0 up at halftime courtesy of a Jonathan Walters own goal. The Stoke striker's day went from bad to worse as he doubled Chelsea's lead on 62 minutes.
A Frank Lampard penalty and a superb strike from Eden Hazard put the game out of reach, before Walters compounded his misery by missing a penalty, opting for the power shot and striking it off the crossbar.
Here are six things we learned from Chelsea's demolition of a tricky Stoke City side.