The sugar key, which is required for access to all of the frosting and liquorice shells, is locked and surrounded by frosting and locked liquorice swirls.
Five spawning candy colours make it hard to create special candies that can break open the swirls and collect the sugar key.
The six liquorice shells may reveal useful colour bombs when opened, which can be used to clear large amounts of frosting.
With only 24 moves and lots of blockers in place, it is clearly not enough. Also, every blocker must be removed from the board.