Duck Soup Coop co-manager Sue Kinsey (right) rings up food for law student Shaina Kalanges Wednesday at Duck Soup Coop, 129 E. Hillcrest Drive. Duck Soup Coop is celebrating 40 years of providing the DeKalb community with organic and locally grown food. Duck Soup Coop plans to celebrate by holding a rummage sale and a pot-luck later this month.