To prepare the mousse
Separate the egg yolks from the egg whites. Beat the egg whites until thick and foamy
Melt the 200g chocolate chips in a double boiler and beat in the egg yolks and 1 cup cream.
Now beat in 1 cup icing sugar and 1tsp baking powder.
Dissolve 4tbsp Irish coffee in ½ cup water and beat into the above mixture.
Fold in 150g flour and lastly fold in the egg white.