preheat oven to 350
Put milk and heavy cream in saucepan
add cornstarch and water mixture
add whole pealed garlic clove, salt, pepper and nutmeg
warm milk on low flame until hot but not boiling
slowly add milk mixture to eggs being careful not to cook the eggs
strain through fine sieve
blend in freshly grated parmesan cheese and gently mix until cheese is melted
grease 4 ramekins with spray or butter
fill ramekins 3/4 of the way up
put ramekins in a baking dish and then pour boiling water into baking dish until water is half way up ramekins. Be careful not to get water in flan.
place on baking sheet in oven for 20 minutes until flan is set
remove from oven and remove ramekins from water bath. Allow to rest for 15 minutes then turn ramekin over plate to release flan from ramekin. If it is a little stuck use a knife to gently run around edge of flan to release it from ramekin.