Danny Welbeck netted his first Chelsea goal as the Blues shrugged aside third-tier Luton 2-0 at Stamford Bridge to reach the League Cup third round.
The front three of Joao Pedro, Cole Palmer and Morgan Rogers caught the eye in a 3-2 win at Fulham on Monday to open the Xabi Alonso era at Chelsea with victory.
But 35-year-old Welbeck showed he will be a useful addition to the Chelsea squad by heading in Malo Gusto's cross to break Luton's resistence after a goalless first half.
Hakeem Odoffin's own goal killed the tie off after another dangerous delivery by Estevao as Chelsea set up a home tie against Leeds in the last 32.
Mike Penders started in goal for Chelsea after Robert Sanchez's error-strewn display against Fulham.
And Alonso may soon have the experience of Emi Martinez to count on with a deal to bring the Argentina international to London from Aston Villa reportedly close to completion.
Midfielder Enzo Fernandez was left out of the squad amid reported interest from Manchester City.
