Handmade Burger Company, the Birmingham-based burger chain, has opened its new flagship site in the new restaurant quarter at Bullring Shopping Centre. The site marks the 13th for the company, which is led by Chris Sergeant and recently opened its second site in Glasgow. Thai banquet-style concept Chaobaby, and Browns Bar and Brasserie, the Mitchells & Butlers (M&B) brand, have also opened sites in the new £7.5m development. As part of the development existing restaurants Nando's and Pizza Hut have extended their trading space by 54% and 20% respectively.