Now we've got it straight about jello being jelly, and jelly being jam, or conserve if you're posh and buy your food at Marks and Spencer, what have you done to the wagon wheel? It's a large round chocolate biscuit (cookie?), with jam(!)and marshmallow filling. Us Brits love to talk about when we were little and wagon wheels were HUGE. You had to hold them with two hands!!! There! I haven't lost the plot at all!!!!!!!! Bron.