CONNECTICUT Order the white clam pizza at Frank Pepe Pizzeria "Pepe's" is one of the oldest pizza joints in the country. It was Frank Pepe himself who invented a pizza -- now a New Haven delicacy -- by subtracting mozzarella, adding oregano, and thinning the crust of the average slice. Pepe's white clam a pizza has been called the best pizza in America.
#4: White Clam Pie — Frank Pepe Pizzeria Napoletana : Frank Pepe's in New Haven, Conn., has been making pizza for more than 90 years. Their White Clam Pie, invented in the 1950s, is their signature. Every day 700 pounds of fresh cherrystone clams are shucked. The pizzeria also uses specially milled flour and coal-fired ovens, both of which set their pies apart from the rest.