Fit-again Emerson Palmieri comes in at left-back for Marcos Alonso who was one of those who played the midweek cup match against Manchester United.

There is another start for Christian Pulisic who is joined in flanking Tammy Abraham by October Player of the Month nominee Willian.

Watford too make one change from their last Premier League side. Andre Gray replaces Tom Cleverley. Former Chelsea midfielder Nathaniel Chalobah starts for the Hornets.

Chelsea Kepa; Azpilicueta (c), Zouma, Tomori, Emerson; Kovacic, Jorginho, Mount; Willian, Abraham, Pulisic.

Substitutes Caballero, James, Alonso, Gilmour, Hudson-Odoi, Batshuayi, Giroud.

Watford Foster; Kabasele, Dawson, Cathcart (c), Janmaat, Doucoure, Chalobah, Masina, Deulofeu, Gray, Pereyra.

Substitutes Gomes, Mariappa, Hughes, Femenia, Success, Holebas, Foulquier.

The referee is Anthony Taylor.

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Stats recap

Chelsea have won five and lost one of our past six Premier League games against Watford, six games which have yielded a combined 27 goals scored (4.5 per game), with the Blues netting 16 to Watford’s 11.Watford have won one of their last 11 Premier League meetings with Chelsea (two draws, eight defeats), winning 4-1 at Vicarage Road in February 2018.The Hornets have been victorious in only two of their last 10 meetings with Chelsea at Vicarage Road in all competitions, losing six.

Watford are winless in their 10 Premier League games this season (five draws, five defeats), scoring fewer goals than any other side (5). They’ve never failed to win any of their opening 11 games in any league campaign before.Their last league victory was at Huddersfield on 20 April.Watford haven’t won at home in the Premier League for nine games, drawing four and losing five. If they fail to win on Saturday it will equal their longest winless home run in their league history (10 between September-December 2004).Quique Sanchez Flores’ side have failed to score in six of their 10 Premier League games this term.