Cover the fingers with a third of the chocolate mixture.
By hand, mix a third of the whites into the chocolate mixture.
Add a third of the whites to the chocolate mixture and stir well.
Add to chocolate mixture a little at a time, alternating with milk.
Add the melted chocolate mixture, and mix until just combined.
Stir 1/4 of the egg whites into the chocolate mixture.
Add half the egg whites to the chocolate mixture, and beat.
Add one-third of the egg white to the chocolate mixture.
Add half of the whites to the chocolate mixture and stir.
Remove the milk from the heat and whisk into the chocolate mixture.