CUP pedigree counted for nothing in the final of the Chester and District Sunday Cup as Dee Miller defeated four-time winners Boughton 1-0.
Sunday's closely contested final at Christleton was decided by a first-half penalty from Simon Andrews.
In Section A of the league, Lache Athletic's title push was dealt a massive blow as Lock Vaults beat them 5-2. Doubles from Davy Roberts and Justin Rowlands and one from John Eymon-Jones kept Vaults' slim title hopes alive.
They need to win all their remaining matches to be in with a shout.
At the other end of the table, Saltney Ferry's survival hopes look a little bleaker after Watergate beat them 4-2 with goals from Sean Campbell, Steve Bostock, Luke Jackson and Pete Wheeler.
St Theresa's are not out of trouble yet either after their 3-1 loss to Shell Swan thanks to a Mike Hayes hat-trick, while Vicars Cross Dynamos edged a 2-1 win over fellow mid-table side Tarvin Rex, for whom Shaun Roberts scored.
In Section B, Matty Hallal struck a hat-trick to give Blacon Orient a crucial 3-1 win over Upton YC. Orient now only need to avoid defeat in their final game to win the title.
In the battle for survival, Custom House sit precariously on the precipice after losing to St Werburgh's, who put daylight between them and the danger zone with a 2-0 win.
Gareth Breeze and Ryan Lloyd did the damage with their goals.
Chester City ISA's Matty George scored to give them a 1-0 win over Corner Pin.
Royal Oak maintained the pressure in the Section C title race with a 6-0 victory over Black Dog, thanks to a brace from Nathan Mapletoft and singles from Simon Mapletoft, Craig Anderson, Alan Richardson and David Brains.
Greyhound remain in the promotion picture after their 3-0 win at Tattenhall with goals from Craig Warrington (2) and Michael Bryan.
Lowly Peacock had a good chance to register their first win of the campaign against third-placed MBNA, but missed out as they lost 4-3.
Tony Ellams (2) and Mike Pitt scored for Peacock but Alan North, Andy Cross and Ben Irwin kept things level until a last-minute strike by Dennis Barlow robbed Peacock of the point they had earned.
Pace Telecom rose from the bottom of the table with their second victory of the season, a 5-4 win over Bromfield Arms, who scored through a Tom Blakeman hat-trick and a Sean Robertson single.
Tarporley had a 3-1 win over Red Lion with strikes from Ewan Gille-Smith, Craig Pool and David Riley.