On Monday 12 January 2015, the chocolate formulation of the Cadbury Creme Egg was changed, and there was public uproar. This is not meant to happen: in a world where markets reign supreme, companies feel they have to continually change their products to make them seem new and exciting. But there are some things that we don’t want to change, and chocolate is one of them. How it came to be so important to us is an interesting story, and one that hinges on the fact that it’s made of crystals. Continue reading Does Chocolate really lift our mood and make us feel romantic?