1.   In a large bowl, whisk egg yolks.

2.   In a small bowl, whisk egg yolks and remaining sugar.

3.   In a small bowl, whisk egg yolks.

4.   Meanwhile, whisk yolks in a bowl, adding sugar gradually.

5.   Place the bowl over simmering water, and whisk the yolk until it thickens and resembles mayonnaise.

6.   Whisk egg yolk with buttermilk and butter.

7.   Whisk the yolks in a bowl, then slowly stir in the warm cream mixture.

8.   Whisk yolks by hand until light and fluffy.

9.   Whisk yolks together in a bowl.

10.   While continuing to whisk yolks, slowly drizzle about a cup of the hot milk mixture into them, to gradually warm them.