Pour the hot chocolate sauce over and serve immediately.
Remarks
You can scatter a few toasted flaked almonds over the chocolate if you like, but this is not essential.
Many recipes leave the pears whole with the stalk still on. This is certainly more attractive, but less enjoyable to eat. That is why the pears are sliced in this version.
The recipe was invented by Auguste Escoffier in the nineteenth century in honour of the eponymous musical work by Jacques Offenbach.