A 3D printed vegan beef steak is pictured at the Culinary School of Barcelona
A 3D printed vegan beef steak is pictured at the Culinary School of Barcelona, Spain February 25, 2020. The syringe dispenses plant-based ingredients in thin lines to build up a fibrous structure that resembles a regular piece of meat. Picture taken February 25, 2020. REUTERS/Nacho Doce