Possible Clues:

• Dish of crustaceans
• Dish is served up outside tents
• Cooked lobsters
• Such crustacea are most probably ideal for starters
• Son affected by one sort of seafood
• Trattoria seafood entree
• Scot's served up very good dish
• Cooked Norway lobsters
• Dish of cooked shrimps or prawns
• Scallywag, one providing seafood