What impact could the 3D printing of food have on the sector? It's one of the most-discussed issues among product developers. While there are chefs experimenting with using 3D printing to customise dishes or add some automation to their kitchens, some of the food industry's packaged food giants are also looking closely at the technology. Mandy Kovacs, Poorna Rodrigo, Kitty So and Kathryn Wortley report.