Simple Chocolate Mousse

Directions

1. 1
   Melt chocolate in a bowl over, but not touching, simmering water or in microwave oven.
2. 2
   If needed, transfer the chocolate to a bowl that is big enough to hold all the ingredients.
3. 3
   Keep the chocolate on the counter until needed.
4. 4
   The chocolate should still feel warm to touch when you are ready to use it.
5. 5
   Bring the milk to a boil, then pour it over the chocolate.
6. 6
   Using a small whisk, gently blend the milk into the choclate.
7. 7
   Add the egg yolk and whisk it into the chocolate, again working gently; stop when the yolk is incorporated.
8. 8
   In a mixer fitted with a whisk attachment, beat the egg whites on medium speed just until they hold soft peaks.
9. 9
   Increase speed to medium-high and gradually add the sugar.
10. 10
    Continue to beat the whites until they are firm but still glossy.
11. 11
    Scoop 1/3 of the whites out of the bowl onto the chocolate mixture.
12. 12
    Working with a whisk, beat the whites into the chocolate to lighten the mixture.
13. 13
    Now, with either the whisk or a large rubber spatula, delicately but thoroughly fold the rest of the beaten whites into the chocolate.
14. 14
    Turn the mousse into a large serving bowlglass is nice; or into individual cups; refrigerate for 1 hour to set.