In the bowl of a free stand mixer fitted with a paddle attachment (or a hand mixer and bowl) mix the Mascarpone cheese, vanilla extract, sugar and milk or cream on medium speed several minutes until combined and light and fluffy.
Spoon (or pipe using a pastry bag fitted with a star attachment) the cheese mixture into each tart filling each 2/3 of the way full.
Top each tart with about 1/2 teaspoon Cherry Berry Jam.
Garnish each tart with a small dollop of sweetened whipped cream topped with a mint leaf or orange zest.