I found these 200g boxes of orange Lindor chocolates in the Boots St Marks Lincoln store. These are left over xmas stock dated 31/08/2017. They were labelled at £1 but scanned at 50p each! It may be worth checking your local Boots.
Lindt Lindor Orange Milk Chocolate Truffles found for 50p a box at Boots Lincoln St Marks Store (normally about £3)