M&S Honduran Marinated King Prawns Cooked Honduran king prawns, marinated with tomato, garlic, chilli and paprika. Ready to eat. Simply heat in the microwave. Serves 2. Our M&S seafood products have been sourced from fisheries and fish farms in a way that minimises their ethical and environment impact, while guaranteeing you the highest quality, delicious seafood you’d expect from M&S.