LOUISVILLE, Ky.--(BUSINESS WIRE)--Want a taste of the Mediterranean this summer? Papa John’s customers don’t have to go far because the pizza giant is letting its customers take their taste buds to the Greek Isles by bringing back a fan favorite, the Greek Pizza. And, as an added bonus that is sure to delight fans of both its fresh, never frozen, original dough and signature garlic sauce, Papa John’s is continuing to offer its shareable Garlic Knots for $5. This limited-time offer starts May 25