The Frenchman struck five minutes into the second half to hand Maurizio Sarri‘s side all three points to move within two points of third-placed Tottenham.
But it wasn’t plain sailing for Maurizio Sarri’s side, who had recalled Olivier Giroud after starting Eden Hazard as a false nine in the previous four games.
Despite controlling the early possession, the Blues were lacking the fluency that saw them beat Brighton and Watford away from home, and it took a while for them to get going.
A beaming N’Golo Kante celebrates with Ross Barkley and Eden Hazard after scoring Chelsea’s opening goal after the break
Kante controlled a chipped pass from David Luiz with his chest before finishing low to hand Chelsea the advantage
Kante is mobbed by his team-mates after scoring his third goal of the season, illuminating a hitherto drab and dull contest
Disappointment for Palace goalkeeper Vicente Guaita, whose clean sheet was wrecked by Kante’s second-half strike
Andros Townsend rues a second-half chance as Palace are consigned to defeat in front of their home supporters
Eden Hazard (left) and Jorginho (right) applaud the travelling supporters after the final whistle blows at Selhurst Park