Pour 270 g Amarettini into a freezer bag, seal. Finely crumble the Amarettini with a rolling pin. Melt butter at low heat. Stir the crumbs, except for 2 tablespoons, into the butter
Lightly brush the cake plate with oil. Place a square (24 x 24 cm) or round springform pan rim (26 cm Ø) on top. Spread butter crumbs as a base and press them on. Chill for about 30 minutes.
Drain the peaches and collect the juice. Mix the jelly powder, 100 g sugar, 100 ml water and 5 tbsp peach juice in a small pot. Heat while stirring (do not boil!) until everything is dissolved. Let the jelly cool down lukewarm
Whip 300 g cream until stiff, pouring in vanilla sugar. Mix cream cheese and 100 g sugar briefly. Stir into the jelly in portions. Fold in the cream. Spread on the crumb base. Spread the peaches on top. Chill for about 5 hours.
Whip 100 g cream until stiff. Decorate slices with cream tuffs, rest of amarettini crumbs and amarettini