Petunia's, located in an 1830s town house, dishes up enormous portions of New Orleans specialties like shrimp Creole, Cajun pasta with shrimp and andouille, and a variety of fresh seafood. Breakfast and Sunday brunch are popular, with a broad selection of crepes that, at 14 inches, are billed as the world's largest. Options include the St. Marie, a blend of spinach, cheddar, chicken, and...