The two sides were only separated by goal difference ahead of the contest and both needed the three points to close on the top four.
Jorginho’s first-half penalty proved to be decisive and ensured Thomas Tuchel’s promising start to life continues.
Timo Werner was recklessly scythed down in the first-half which allowed the Italian to convert from 12 yards.
Tottenham, again without Harry Kane, offered little in the first-half as they lacked ideas.
A half-time talking to from Jose Mourinho inevitably resulted in more intent in the second 45, but the hosts could still only muster two attempts on target during the game.
Chelsea were able to play on the break and Hugo Lloris produced a smart save to deny Mason Mount.
We’re now three games into the Tuchel era and already patterns are beginning to emerge regarding his thoughts on how to get the best from this Chelsea side.
In each game the former PSG boss has gone with a 3-4-3 system, similar to the one that Antonio Conte deployed.
Thiago Silva, Cesar Azpilicueta and Antonio Rudiger have started all three games as a defensive trio.
Kurt Zouma was a favourite under Frank Lampard but has been resigned to the bench.
Tuchel has also used Mateo Kovacic and Jorginho as his two midfield linchpins. The pair offering a nice balance in the middle of the park.
Callum Hudson-Odoi could also prove to be a big winner under Tuchel having started in a wing-back role throughout his three-game tenure.
Mourinho said after the defeat at Brighton that Harry Kane’s absence meant more than losing a striker.
The forward is the heartbeat of this Tottenham side and their manager believes the players “feel it too much” when he isn’t present.