Ey oop lad, watch what thou sez abaht my adopted county, Yorkshire folk speak reet proper tha knows. Beats me how anyone can understand brummy dialect, I spent 2 weeks in brum and had to have my ears untwisted when I left . Understanding American is easy by comparison, though some brand names still catch me out. Over here barge cement is something used for ballast in boats.
No wonder you think mushy peas taste foul using that recipe, the right one is here (dried split peas can be subsituted for marrowfats). Try it, it'll put hairs on your chest (and probably take the enamel off the stove if you spill it) .