"But, believe me, it's still hard to stop them".
Hudson-Odoi made his first-team debut under Antonio Conte in January 2018 as Chelsea defeated Newcastle United 3-0 in the FA Cup.
Chelsea will look to cement their position in the top four with a win when Fulham arrive at Stamford Bridge on Sunday afternoon.
Hudson-Odoi, making his first Europa League start, then hit the crossbar with a 20-yard curler but Giroud's controlled volley from another lovely lofted Fabregas pass doubled Chelsea's advantage and recorded his fourth goal in three games for club and country.
"Whenever I play my former teams, it's always special", said Ranieri at his Friday press conference.
The Italian gaffer said that the 18-year-old played very well, adding that the match suited his person.
Chelsea in cruise control during victory over PAOK
"I think he played very well, but the type of match was for his characteristics". We only needed to play in the offensive phase.
'He is a good player with a high quality, but I want more from him, ' said Ranieri.
It's fair to say he's doing exactly that.
The arrival of Jorginho as Maurizio Sarri's midfield fulcrum has limited Fabregas' Premier League opportunities to just three substitute appearances so far this season.
Both of those efforts came in the Blues uncomplicated victory over PAOK on Wednesday, a game he started and completed.
Although an injury to Cesar Azpilicueta is probably his only realistic route into Chelsea's first choice eleven, he is a pretty solid, albeit not overly inspiring, backup.
As Chelsea prepare to get back on track after suffering a demoralising league loss to London rivals Tottenham Hotspur last weekend at Wembley, the Blues are also having to fend off interest from none-other than Barcelona for one of their players.More news: Girl's Letter to Steph Curry Changed How Under Armour Sells His Shoes