Chocolate Chiffon Pie Filling

Procedure

1. Combine the chocolate and water in a heavy saucepan. Bring to a boil over moderate heat, stirring constantly until smooth.
2. With the whip attachment, beat the egg yolks and sugar together until thick and light.
3. With the mixer running, gradually pour in the chocolate mixture.
4. Return the mixture to the saucepan and stir over