They're just called fruitcake in the US. The tradition goes: Anyone who has never taken a taste of one before, takes a taste, then throw the cake out, and neve

They're just called fruitcake in the US. The tradition goes: Anyone who has never taken a taste of one before, takes a taste, then throw the cake out, and never try eating one again. If a cake has lasted the year without anyone taking a bite of it, you re-gift it.