Fine dining is known for being an indulgent and exclusive industry. Now a new generation of chefs want their eateries to be eco-friendly too. Anna Stewart visits London’s “zero-waste” restaurant, where sustainability is the signature dish and where nothing goes to waste.Fine dining is known for being an indulgent and exclusive industry. Now a new generation of chefs want their eateries to be eco-friendly too. Anna Stewart visits London’s “zero-waste” restaurant, where sustainability is the signature dish and where nothing goes to waste.