Bring to a boil a large pan of salty water. Cook pasta has written on the box. Sieve.
In the meantime, slice onion and garlic. Fry with a bit of butter.
Pour some white wine on the pan and stop cooking process.
Mix with the crozet pasta. Add cream, pepper, and pour in an oven dish.
Preheat oven to 200°C. Place slice of raw ham on top of the crozets. Cut each reblochon in two pieces. Place on top of ham and bake for 20 to 30 minutes until the cheese melt. Serve.