Rich Chocolate Mousse

Directions

1. 1
   In a double boiler over simmering water, melt chocolate.
2. 2
   Remove top pan from heat; stir in sugar and coffee.
3. 3
   Add one yolk at a time, stirring until smooth.
4. 4
   Place top pan over boiling water; cook and stir for 3-4 minutes or until thick.
5. 5
   Pour into bowl; chill 6-8 minutes.
6. 6
   Fold in 3 cups whipped topping. Spoon into dishes. Top with whipped topping.