Golden State Foods, one of Conyers largest employers is expanding again, after already adding 60 employees to date in 2009.Wayne Morgan, Vice President of GSF Meat Group, said the company, which is most well-known for making meat patties for the McDonald’s Corporation, is continuing to add jobs as it expands its production capacity at its food production plant at 1525 Old McDonough Highway.Morgan said GSF is contracting with new food companies and is expanding existing partnerships, which is increasing sales. Morgan did not name any companies, but said GSF supplies products to several