Cooks traditionally add whatever seafood and root vegetables are on hand that day, so no two pots of rondón in Limón are made to the same recipe.
Fish, shellfish, yuca, and plantain are slow-cooked in coconut milk until the broth reduces into a thick, richly spiced stew. Street cooks around Puerto Limón and Cahuita sell it by the bowl, especially during Afro-Caribbean festival days.