He was one of the first players I analysed and I said 'this player is for us'.
Lampard is determined his side take their cup form into the league, having lost at Bolton in the days after the third-round penalty shootout win at Manchester United.
Zola was also questioned about the recent comparisons between current Chelsea midfielder Ross Barkley and the clubs record-scorer Lampard. In the end Mount and Tomori did more than many in a blue shirt to impress Maurizio Sarri, but they were not the story of the night.
Instead of a foul Zappacosta took a quick throw-in and the late arriving Fabregas tucked in a few moments later.
"My players had to do really selfless stuff".
To add to the confusion of allegiances, Marriott is a long-standing Chelsea supporter who, he had freely admitted, was living the dream by playing for Lampard at Stamford Bridge.
"My overriding feeling is thanks to the Chelsea fans and the Derby fans and pride at the team". It was a Lampard-esque goal and Derby's protests were dismissed by Moss.
"Tomori and Keogh have been absolutely outstanding for us all season".
Register with William Hill HERE & bet £10, get £30 in free bets. The game nearly went to penalties, with Derby striker David Nugent hitting the post in the final minutes.
And it is this game from which Derby can gain confidence, with the Blues switching off defensively at times. This was not how he had envisaged scoring his first Chelsea goal in front of the Shed End.
18+ only. Ts&Cs apply.
Former Foxes boss Claudio Ranieri - who managed Chelsea from 2000 to 2004 - was at Stamford Bridge. Also combined well with Ruben Loftus-Cheek and Zappacosta on the right.
MF Mateo Kovacic, 6 - It felt like a statement when he shot from 20 yards the first time he got the ball. That's why he scored so many goals.
You'd have to go back to 2008 to find the last time the pair faced off at Stamford Bridge, a Premier League fixture.
The side sixth in the Championship were a constant threat in the second half as Marriott's drive was tipped onto the top of the net and Mount went close with a powerful long-range effort.
From his appearance in the visiting dugout to his lap of appreciation after the final whistle, Derby County's manager was serenaded with chants of "Super, super Frank" and "He's won it all".
Key Stat: Chelsea (31) and Derby (30) have combined to score 61 goals in all competitions this season.