HITC Sport understands that the winger could pen fresh terms by the end of the September.
The midfielder had previously struggled to make an impact at Spurs.
The former West Ham United and Aston Villa midfielder set up the Chelsea legend's first-half opener in their side's 2-1 home win over the Chicago Fire.
The Magpies' dismal run continued with defeat to Sheffield Wednesday in the League Cup on Wednesday night.
Sunderland are still looking for their first Premier League win of the season.
Aston Villa striker Rudy Gestede has scored two goals in his first seven appearances for the Claret and Blues.
West Ham have the highest conversion rate in the Premier League this season.
A much changed Tottenham Hotspur side were dumped out of the League Cup by Arsenal on Wednesday night.
Crystal Palace and Celtic want to sign young striker Matthew Shevlin.
Steve McClaren has admitted that Newcastle United are close to crisis - and this latest stat proves he is right.
Lucas Silva has made it clear that he could head to Real Madrid this winter. Leaving Arsenal and Manchester United at polar ends of the spectrum.
Leicester's first team were in good spirits on Thursday afternoon ahead of this weekend's Premier League action.
The former Gunners defender felt success was on its way the moment the Frenchman took over in north London.