Manuela Saragosa explores the power food has to evoke memory and how memory impacts the food we eat.

Jamie Oliver’s mentor – Italian chef Gennaro Contaldo – cooks up a batch of his most nostalgic dish, his mama’s pasta, and tell us why he prepares it when he is feeling down.

A neurologist explains why food and smells have such a powerful impact on our brains. And, find out why ‘brand nostalgia’ is a marketing dream when it comes to getting people to part with their cash.

From Tokyo to Moscow via Nairobi we hear stories about your favourite comfort foods and meet the company using nostalgia to help people with dementia regain their appetites. Finally, we travel down under to find out why a humble collection of children’s birthday cake recipes has been dubbed ‘the greatest Australian book ever published.’

(Photo: Children receiving free meals. Credit: Getty Images)