Peel oranges so that the white skin is completely removed. Cut the fillets out of the parting skins, collecting the juice. Mix mascarpone, curd cheese, sugar, 6 tablespoons of orange liqueur and the collected juice. Mix the vanillin sugar and the cream setting agent. Whip the cream until stiff, allow the cream firmer to trickle in.
Fold into the mascarpone cream. Spread the lady fingers in an ovenproof dish (approx. 30 x 18 cm). Mix the coffee with 4 tablespoons of liqueur. Sprinkle the biscuits with approx. 2/3 of the liquid. Put half of the cream on top, smooth it down. Spread orange filets and Amarettini on top. Sprinkle Amarettini with the remaining coffee mixture. Pour the rest of the cream on top and spread. Chill for 4-6 hours.
Spread orange filets and Amarettini on top. Sprinkle Amarettini with the remaining coffee mixture. Pour the rest of the cream on top and spread. Chill for 4-6 hours. Mix cinnamon and cocoa and dust with tiramisu. Decorate with orange zests
With 8 people: