Possible Clues:

• Pie concocted with grouse and bit of fruit peel
• In Paradise Lost, say, pressure on pair oddly missing a piece of fruit
• Skin preparations for blitz on a grand scale?
• Fruit peel
• Part of fruit, mince pie and fish
• Around the fruit it comes to a fishy end
• Such a mixture of pie with fish might make one just a bit seedy (7)
• A fruity bit of pie with fish