Possible Clues:

• Food with a Peruvian holiday in its honor
• Fish dish cured in citrus juice
• Raw deal from a restaurant?
• Latin American seafood dish
• Latin American seafood dish with a citrusy kick
• Citrus-marinated South American fish dish
• Dish of fish cooked in citrus juice
• Dish of raw fish marinated in lemon or lime juice
• Hors d'oeuvre of raw fish marinated in lime juice