Still, teething problems were to be expected given the Italian manager's arrival halfway through preseason, and Chelsea can take heart from the win, earned with their best attacking player, Eden Hazard, sitting on the bench for 75 minutes.
Kante opened the scoring for the visitors, meaning he has already equalled his previous best tally for goals in a Premier League season.
The opening half-hour of Sarri's competitive managerial career in England had...
Alex Pritchard was a risky creative force in the final third, Steve Mounié came close on three occasions and hit the post with a close-range header just minutes after Kanté opened the scoring.
Fresh off a World Cup triumph, N'Golo Kante has returned to Chelsea and looks set to function in a more advanced role under Sarri.
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Italy worldwide Jorginho passed home a fearless penalty in the 45th minute as Maurizio Sarri earned his first competitive win at the helm after his team went down to Manchester City in the Community Shield last weekend, while fellow debutant and the world's most expensive goalkeeper Kepa Arrizabalaga started with a clean sheet.
Sarri's half-time talk proves effective: There was some cause for concern after Chelsea's first-half performance. Their play was much more fluid; they adopted the style of football Sarri likes his teams to play.
"We had a very good first half, but we know that Chelsea, when you face a team like this, they are very clinical", Mounie said. "But today we can be more happy because we won the game".
"There has been a misunderstanding that he wanted to get a move for the wrong reasons, but he was pushing to go out of Chelsea because of his child", Henrotay told BBC 5 live Sportsweek programme.
"We will prepare for our matches and fight with him on our side". Could they be potential title challengers this season?