Mascarpone cheese is a light cream of the texture of whipped cream, almost. It is made of cow's milk and hails from Italy's Lombardy region. It is used in many ways, the most popular being the dessert called Tira Misu. You can substitute whipped cream for it.
Thank you for your mail. I feel honored that you would like my participation. Had I been free at that time, I would have surely considered it. Unfortunately I am not, so regret that I will not be able to.