Ebou Adams volleyed the Rams into an early lead, but Vakoun Bayo replied with an outrageous scissor-kick on the half-hour mark.
Sissoko had the last word, scoring on the rebound in the 76th minute to make it three Championship wins out of three for the club he rejoined in the summer.
Watford have also won an EFL Cup tie; only twice before in their history as a league club have they begun with four straight wins.
Sissoko, 35, has been impressive in midfield, having spent two seasons at Nantes after his first Watford spell ended in 2022.
"He is pivotal to what we are trying to do," said Cleverley, who is in his first full campaign as Watford manager.
Denne historien er fra August 25, 2024-utgaven av The Football League Paper.
Start din 7-dagers gratis prøveperiode på Magzter GOLD for å få tilgang til tusenvis av utvalgte premiumhistorier og 9000+ magasiner og aviser.
Allerede abonnent ? Logg på
Denne historien er fra August 25, 2024-utgaven av The Football League Paper.
Start din 7-dagers gratis prøveperiode på Magzter GOLD for å få tilgang til tusenvis av utvalgte premiumhistorier og 9000+ magasiner og aviser.
Allerede abonnent? Logg på
Bolton: We must target fast start...
FLEETWOOD Town defender James Bolton says the Cod Army must roar out of the blocks in tomorrow’s Lancashire derby against Accrington Stanley.
WILDER SO CHUFFED AS RHIAN FINDS NET
SHEFFIELD United boss Chris Wilder applauded match-winner Rhian Brewster after his first goal in more than two years ruined Neil Harris’ final home game in charge of Millwall.
Sorry, Hatters, I'd bring Barry back
LOUIE Barry’s incredible form on loan at Stockport County means Aston Villa have a big decision to make in January.
FERGIE: WE WILL TAKE THE WIN
PETERBOROUGH boss Darren Ferguson admitted “we will take it” after his side got back to winning with a frantic victory over Crawley.
BOSS NIGEL PLEASED WITH A POINT IN THE CAPITAL...
NIGEL Clough hailed the point that was hard earned by his faltering Mansfield Town side, which meant they ended a five-game losing run.
BOSS SHAUN BUZZING WITH 'BIGGEST' WIN OF HIS REIGN
SHAUN Maloney described Wigan’s latest derby triumph over Bolton as his biggest win since becoming manager in January 2023.
GIBSON ATONES BUT PELACH IRKED
Alnwick's error gets punished
MOUSINHO PERPLEXED AT POMPEY TROUNCING
JOHN Mousinho said Portsmouth “got everything wrong” as their four-game unbeaten run ended with a humbling defeat at the hands of Derby.
Manning fumes at wasteful Robins
LIAM Manning admitted to huge frustration after his impressive Bristol City team had dropped two points to a sucker punch.
WIDEMAN EPHRON DELIGHTS LAMPARD
COVENTRY City boss Frank Lampard heaped praise on Ephron Mason-Clark as his side came from behind to beat Hull City.