Elm Square Oyster Co. in Andover welcomes bivalve beginners and old pros for free oysters in honor of National Oyster Day. The briny holiday takes place on Wednesday, August 5^th and Elm Square diners can celebrate with a half-shell on the house. Chef Michael Sherman and his team are dedicated to showcasing local farmers and fishermen and the oyster bar is no exception. Head to the suburbs for your free oyster as a side to one of the bar’s all-American offerings or as a preamble to dishes from the regionally focused menu. Call 978.470.2228 to make a reservation.