When do you eat chocolate? By the truckload after a break-up? As a reward after a gym session? Or just on lazy Sundays? For all chocolate's benefits – not least of which is the taste – research shows that the biggest appeal of the world’s favourite indulgence is the emotional benefit of eating it.

From bubblegum-flavoured jelly beans to Haribo cola bottles, there are some tastes that will always remind people of their childhood, taking them right back to the good old days. 'Birthday cake' is emerging as another nostalgic flavour and sweet brands are reintroducing it.

Whether it’s Secret Cinema taking peopleBack to the Future, or the revival of classic shows likeTwin Peaks, the promise of a nostalgic experience is a big consumer draw. Andrew Abeyta, who studies the psychology of nostalgia, explains to Canvas8 how reflecting on the past can affect us today.

Following in the artisanal footsteps of wine, cheese and coffee, San Francisco-based Dandelion Chocolate is at the forefront of the bean-to-bar movement, revolutionising the way the confectionery is made and sold. Are we set to see ‘vineyards’ for chocolate in the next few years?