Three quick-fire goals set Boro's youngsters on the road to victory against local side Boro Rangers in the first round of the North Riding Senior Cup on Thursday.
A young Under-23s side were 3-0 up inside the opening half-hour thanks to goals from Stephen Wearne, Isaiah Jones, and Connor Malley.
Rumarn Burrell was also denied from the penalty spot by Danny Horner as Graeme Lee's side dominated proceedings in difficult conditions.
Rangers, of the North Riding League, pulled a goal back on the hour mark, courtesy of Coy Blake, but Boro's three-goal advantage was swiftly restored when Burrell made it 4-1.
Boro: Brynn, Dodds, Hood, Dale, Robinson, Wearne, Malley, Jones, Folarin, Gibson, Burrell. Subs: Flatters, Sykes, Reed, Kavanagh, Whelan.