In Puerto Rico, you'll find arroz con gandules—rice with pigeon peas and flavored with peppery achiote oil. In Jamaica, rice and peas describes a dish often made with peppers and red kidney beans.

Arroz con gandules is Puerto Rico’s national dish, combining seasoned rice with pigeon peas. Flavored with sofrito, olives, and a touch of pork, it’s a savory one-pot wonder. The dish is ...