Possible Clues:

• Fish on a dish
• Lose melon, find kind of plaice
• There's fish and fruit only available
• Flatfish often served pan-seared
• A bad thing, having only fish to eat
• Dish only seen after fruit?
• Fish with a fruit in its name
• Old Vlad in the Netherlands climbing? Only it's flat!
• Dish needs no Moselle in cooking
• Fish and fruit wonderful in Spain