Mojito isleño is a Puerto Rican hot sauce.
The sauces is usually made with wine vinegar, olive oil, olives, capers, tomatoes, hot peppers, onions, garlic, and other herbs and spices. It is used as a topping for fish and shellfish.
The dish most likely originated in Salinas, Puerto Rico also known as "La Cuna del Mojito Isleño" (the cradle of the islander dip).
Pasta Puttanesca, an Italian pasta dish with similar ingredients in its sauce