Shirley Park boss Dave Lusman has thrown down the gauntlet to his players after they knocked Premier Division Southgate Harmen A out of the Peter Morrison Trophy.
Strikes from Nicky Plotnek and Stefan Benfredj set up a last-16 clash against MJSL side Hyde Park following a 2-1 win for the Division Three outfit.
"We knocked out a decent Harmen team but the competition's only going to get tougher," said Lusman.
"Let's see how we far we can go."
Elsewhere, Raiders B came from behind to end Faithfold A's hopes of cup silverware this season.
Today was about a reaction - and I got one
Daryl Phillips had put Faithfold ahead from the penalty spot but he had a second effort saved by Raiders' keeper David Simnock.
Strikes from Dave Esterkin and David Dinkin won it for Raiders.
Two goals from Paul Hakim plus one apiece from TJ Keterman and Josh Hershman helped Brady A to a 4-0 win over Raiders A.
Neasden A exacted revenge on a Brixton A team who beat them in the JC Cyril Anekstein Cup last week. Marc Lazare, Danny Daggers and Ben Joseph were the goal men as Neasden ran out 3-1 winners. George Fierstone replied for Brixton.
Neasden joint-manager Darren Yarlett said: "Today was about a reaction and I got one."
Doubles from Ben Kon, Danny Kon and Avidan Last maintained Hendon A's quadruple hopes as they destroyed Montana 8-0. Greg Corin and Yoav Kestenbaum completed the rout.
Two apiece from Adam Bolle and Ben Sollosi saw Redbridge JC A overpower Hendon B 4-0.
Lions A crushed Woodford 7-1 with braces from Michael Kenley, Alex Bowman, Jeremy Julius and one from Josh Newman.
Oakwood held their nerve to win a penalty shoot-out against Norstar A. It finished 2-2 after extra time.
Chigwell defeated L'Equipe 3-0 with goals from Adam Goodman, Russell Becker and Jon Swead.
James Gold and two own goals helped Lions B edge past FC Team B 3-2.
In the JC MSFL, Redbridge B opened a four-point lead at the top of Division One with a 10-1 thumping of Neasden B. A five-goal blast from Dan Orgel led the way with Joel Faugh hitting a hat-trick.
An 87th-minute equaliser from Mike Khalastchi took Camden Park a point clear in Division Two following a 2-2 draw against Faithfold C.
Adam Grossman and Adam Kantor exchanged goals as Faithfold B drew with Glenthorne A.
Doron Weinstein moved to the top of the goal charts with a hat-trick, making it 18 for the season following Redbridge C's 5-2 success over FC Team B.
Glenthorne B grabbed an eighth straight win with Fabio Revieccio, Craig Sandford and Dan Lassman on target in the 3-0 victory over Los Blancos.