Step by step

Add some twigs of rosemary

Tips
A tip that applies to all meat: after baking in the oven, you should not immediately eat the meat but instead wrap it in aluminium foil for 20 minutes or so. It will be particularly soft and juicy when you are ready to carve.
Trivia
The poussin is simply baby chicken which is killed as soon as the weight reaches about three or four hundred grams.