It may not look like much from the outside, but Rockland Cafe is one of the most popular eateries in town. It's famous for the size of its breakfasts—don't pass up the fish cakes, also available for lunch and dinner. If you're a late riser, don't worry: breakfast is served until noon (until 4 November to April). At dinner, the seafood combo of shrimp, scallops, clams, and haddock is excellent,...