Chelsea’s reward for the 2-0 victory over Brentford is a two-legged semifinal tie against Tottenham Hotspur in January.
Kante returned to the Chelsea side in the goalless stalemate at Wolves on Sunday and played the full 90 minutes.
Chelsea struggled to get into the game against a spirited Wolves team, who will be disappointed to only take one point.
Tuchel feels that the recent results have not aligned with the quality of the performances - a situation he says is not easy to find solutions to.
The dropped points in Thursday’s 1-1 home draw with Everton were particularly hard to take, considering Chelsea’s superiority over the opponents.
An injury time penalty by Jorginho helped Chelsea defeat Leeds United 3-2 in the Premier League at the weekend.
The Spaniard continues to play an important role at Stamford Bridge, as the Blues continue to hunt for silverware at various fronts.
Tuchel saw his side surrender winning positions in the previous two games against West Ham United in Premier League and Zenit St Petersburg in Champions League.
Even now, Chelsea are only two points off the top of the Premier League and neither City nor Liverpool will go through December without dropping points.
Gameweek 15 of the Premier League saw big changes atop the table, as well as a few other results to upset the proverbial apple cart.