Full-time: Arsenal 4-1 Liverpool
Full-time: Leicester 2-1 West Ham
Full-time: Manchester United 3-1 Aston Villa
Full-time: Swansea 2-1 Hull
Full-time: West Brom 1-4 QPR
Full-time: Everton 1-0 Southampton
Full-time: Chelsea 2-1 Stoke
As for Stoke, they fought well but ultimately did not have the necessary quality to bounce back after the disappointment of conceding the second goal in avoidable circumstances.
Hughes' side remain in 10th place level on points with West Ham, although they have now suffered three straight defeats.
That is all from us for now, good night.
It's all over in West London and Chelsea have secured a timely win that extends their lead at the top of the Premier League to seven points with Manchester City, now third, not in action until Monday night.
Losing Costa to injury once again will undoubtedly come as a blow, but with the irrepressible Hazard in this sort of form, they should surely have enough to get over the line and secure a first title since 2010.
Chelsea 2-1 Stoke
The ball breaks kindly on the edge of the Chelsea box for Arnautovic but he can only shoot wildly over the bar under pressure.
Four minutes of stoppage time to come. Will Chelsea extend their lead or can Stoke find an equaliser?
Begovic atones for his part in Chelsea's second by twice denying Cuadrado in impressive fashion.
The Colombian, who moved to Stamford Bridge from Fiorentina in January, is still searching for his first Blues goal.
Two final changes for Stoke: Erik Pieters replaces Adam while Peter Crouch is brought on at the expense of Ireland.
Mark Hughes has been rightly praised for altering Stoke's previously harsh style of play during his time at the club, but the visitors have not been shy to demonstrate their physicality tonight as Wollscheid joins Shawcross, Adam, Stephen Ireland and Glenn Whelan in the referee's notebook.
A little over 15 minutes remaining.
Stoke come close to spoiling Chelsea's day once again as N'Zonzi curls one just wide of Courtois' right-hand post.
A second goal in as many games is Remy's final contribution to the evening as he is replaced by Juan Cuadrado. Marko Arnautovic is on for Mame Biram Diouf.
Chelsea have not dwelt for long on that blow, however, and they have now restored their advantage shortly after the hour mark.
Begovic bowls the ball out towards N'Zonzi, but the ball is intercepted by Willian who feeds the lightning quick Hazard.
Hazard surges into the penalty box before unselfishly squaring to Remy who gratefully taps the ball into an empty net.
Goal: Chelsea 2-1 Stoke (Loic Remy)
Another smart save from Begovic after a floated free-kick from Willian just misses the head of Branislav Ivanovic.
But it's more bad news on the injury front for Costa, as the substitute limps off after just 12 minutes of action to be replaced by Didier Drogba.
Mourinho seemed sure that he was fit after another hamstring problem, but it looks like he could be set for another spell on the sidelines.
Another strong save from Begovic as he has his palms stung by a fizzed effort from Hazard.
One change for Chelsea at the break as Costa is brought on for Oscar. Remy now playing in support of the Spaniard with Willian and Hazard on either side.
Chelsea largely dominated the first half and looked en route to a comfortable victory before that stunning 59-yard equaliser from Adam.
Chelsea 1-1 Stoke
What. A. Goal. Sublime from Adam as he embarrasses Thibaut Courtois by beating him from his own half with an audacious lob.
Incredible finish that you will be seeing for some time to come.
Goal: Chelsea 1-1 Stoke (Charlie Adam)
Stoke's resistance is finally broken in the 38th minute as referee Jon Moss rightly points to the spot following a clumsy sliding challenge from Philipp Wollscheid on Cesc Fabregas.
It was a stonewall penalty and Hazard steps up to roll it coolly past Begovic. Supporters at Stamford Bridge breathe a sigh of relief.
Goal: Chelsea 1-0 Stoke (Eden Hazard)
Hazard demonstrates his quality with a skillful burst on the edge of the box before firing at Begovic. Chelsea's number 10 then turns provider for Oscar, but he can't find the target.
Stoke skipper Ryan Shawcross shown a yellow card for an uncompromising challenge on the Brazilian.
A bright moment for Stoke as Steven N'Zonzi is gifted possession by a woeful Nemanja Matic clearance. However, the French midfielder can only curl his shot over.
Remy proving dangerous again as he works the left-hand channel well before seeing another shot smothered by Begovic.
A threatening run from Eden Hazard culminates in the Belgian lashing a shot high over the crossbar.
Plenty of intent from Chelsea, but a lack of quality end product so far.