In the early 1990s, brewpubs were an anomaly in Delaware—hard as that is to believe.  Then Stewart’s Brewing Co. in Bear, Dogfish Head Brewery & Eats in Rehoboth Beach and Brandywine Brewing Co. in Greenville quickly opened. (The latter has since closed.) Iron Hill Brewery & Restaurant was the tortoise in the local race, owing to the lack of available space. …