Gary Cahill celebrates with Marcos Alonso after Chelsea's 3-1 win over Arsenal
The Blues were hammered 3-0 by the Gunners at the Emirates back in September, but have come on leaps and bounds since in a new 3-4-3 formation under Antonio Conte.
Eden Hazard scored a sensational goal in the 3-1 win over the Gunners
And Cahill admits this win will add a 'bit of desire' to go on and clinch the title after admitting he felt like 'a bit of a mug' when the sides previously met.
Cahill told Sky Sports: "Fantastic. In football you get opportunities to put things right. I remember walking off after defeat at Arsenal. I felt like a bit of a mug after that game.
Chelsea player ratings from emphatic win over Arsenal
Sat, February 4, 2017
Express Sport brings you Chelsea's player ratings from their emphatic win over Arsenal at Stamford Bridge
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Express Sport brings you Chelsea's player ratings from their win over Arsenal
"That result added a bit of desire. We are confident at home and we knew a win was vitally important. Personally I felt after that away game I wanted the chance to put things right. It felt good today.
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"We practice this formation and tactics. The manager is very thorough. We created a lot. We could have had more goals. Eden scored a special goal. For me that killed the game.
"We put ourselves in a great position. We knew today was important for that."