Pumpkin Mousse is an acquired taste. If you are a fan of pumpkin pie, you'll probably love this one. Otherwise, as a surrealist friend of mine used to say, "it may not be your cup of fur!"
1) Mix first 6 ingredients together in a large bowl.
2) Beat in 1/4 cup of cream.
3) Refrigerate mixture for about half an hour.
4) Whisk remaining cream to stiff peaks.
5) Fold whipped cream into pumpkin mixture.
6) Refrigerate for about 2 hours in serving dishes or single large bowl.