Line the bottom of a springform pan (26 cm Ø) with baking paper. Melt butter. Put the biscuits in a freezer bag and crumble them finely with the cake roll. Mix the cookie crumbs and butter, put them on the bottom of the springform pan and press them down to a smooth base, chill for about 30 minutes
Soak gelatine in cold water. Whip cream until stiff and chill. Cream mascarpone, quark, honey, 75 g sugar, vanillin sugar and cinnamon. Squeeze the gelatine, dissolve and mix with 1-2 tbsp. cream. Stir the gelatine cream into the remaining mascarpone cream and fold in the cream. Pour the cinnamon-mascarpone cream onto the crumb base and smooth it down. Chill the cake for approx. 2 hours
For the topping, peel oranges so that the white skin is completely removed. Remove the fillets with a sharp knife between the parting skins and spread them on the cake. Mix the cake glaze and 2 tablespoons of sugar. Add orange juice, liqueur and 75 ml water and bring to the boil while stirring. Spread the icing on the cake with a spoon and chill for about 30 minutes
Grate the chocolate. Remove the cake from the springform pan rim. Sprinkle the cake surface with chocolate shavings on the edge
At 16 pieces:
waiting time approx. 3 hours