From the GREAT STATE OF MAINE… Maine Folklore Center: Across New England, and certainly throughout Maine, a tradition of baked bean suppers takes place in community institutions such as churches, granges, and firehouses… While Boston is known as bean-town, only in Maine can you ever really get to know beans. B&M (Burnham and Morrill) baked beans of Portland still bakes beans in huge iron pots in brick ovens before they can them for distribution around the country.