The Spanish have tapas, the Greeks their meze and the Swedes their smorgasboard. And what do we have? The quintessentially English buffet. But with a shift towards appetisers from other cultures are we witnessing the gradual demise of the humble sausage roll? Jenni is joined by chef, Lisa Walker, who explains how to make traditional party snacks to suit all palates and social historian, Christina Hardyment, who considers the decline of classic British buffet food.