Read our memories of classic 1970s dishes and try our recipe for prawn cocktail that will never go our of fashion. Remember when there was no such thing as a crumb, a chocolate sphere, a miso broth or fish floss (don’t ask!)? When, if you had liquid nitrogen, a blow torch and a miniature smoking machine in your kitchen you’d be considered armed and dangerous? I do, and I have to say I look back fondly on the food I grew up with. Food was still a celebration and had influences from all over the...