Prepare: Chopped chocolate.
Sperate eggs.
Preheat oven to 250°F.
SECOND:
Whisk it: Place heavy cream, milk, vanilla extract, sugar, in a sauce pan.
Stir over medium heat until boil.
Turn off heat.
Add chocolate and whisk until melted.
THIRD:
Add and whisk it: Add the egg yolks to the chocolate mixture.
Whisk it until smooth.
BAKE THEM!
Pour and bake them. Place 6 ramekins into a deep baking pan.
Pour the chocolate mixture into the ramekins.
Add water to the deep baking pan - about half way up the ramekins.
Cover with aluminium foil.
Bake them for 45 minutes.
The middle should be still soft, but not jiggly.
Let them cool. Then refrigerate them for 30 minutes.