A Kyle Smith hat trick and four tries in eight minutes either side of half time was the foundation of Brooks victory which saw them progress to the last eight of this Seasons Lancashire Cup.
The took the lead in the opening minutes following successive penalties Hooker Brett Tabbener scrummed his way over from close range with Anthony Houghton converting.
An error from the restart soon had Brook piling pressure on the home sides try line. Tommy Johnson was close to scoring before Lee Marsh witched play to the right where Danny Fairhurst and Danny Davies combined to send Smith over for his first score.
Anthony Houghton edged St Cuthberts further ahead with a penalty goal mid way through the half before Brook started to take control of the cup tie.
The visitors took the lead for the first time on the half hour mark a typical blockbusting run from Jon Glover broke the Wiganers defence he found Ian Honey in support who swapped passes with Danny Fairhurst before racing away to score under the posts with Lee Marsh converting.
A brace of tries in the closing two minutes of the first half proved decisive Tommy Johnson and Dave Weldon both went close to scoring before Lee Marsh launched a long pass out wide to Darren Forshaw who scored a well taken try in the corner.
From the restart it Jon Glover again who came on a defence busting run he offloaded to Danny Davies who raced away to score with Marsh converting.
Brooks two early tries extended their lead to an unassailable twenty points. Full Back Tommy Cunningham made the initial break before another Lee Marsh pass sent Darren Forshaw over for his second try.
Good yards from Ben Howard and support play from Danny Davies set up the position for Danny Fairhurst to send Kyle Smith over for his second try.
Lee Marsh rubbed salt into the wounds with a drop goal before St Cuthberts got back onto the scoreboard with an unconverted try from Terry Bridge.
Kyle Smith completed his hat trick by taking a neat flick pass from Tommy Cunningham to score in the corner.
Terry Bridge went over for his second try for the home side before another Ben Howard run opened up the defence for Danny Davies to race away for his second try of the Afternoon.
Lee Marsh picked up The Tisdalls Man of the Match award with hard working Prop Ben Howard taking the AB Sundecks players Man of the Match accolade.
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