James Hallam opened the scoring just before the break.
HT
ECFC 1-0 Keyworth United
The teenager grabbed his second on the hour mark, before goals from Karl Munton and Tim Adcock rounded off the scoring.
ECFC Team
1 Andy Fretwell
2 Ross Marriott
3 Ryan Williams
17 Matt McCaul
5 Oliver Buxton
6 Jack Havron
7 Daniel Guild
8 Tim Adcock
9 Matt Brian
10 James Hallam
11 Karl Munton
12 Jake Danby
14 Jak Lightly
15 Ellis Evans
Man Of The Match: Tim Adcock