Freeze the cooling element of the ice cream machine. Mix espresso and liqueur. Mix quark, mascarpone, cream, half the espresso mixture and 75 g sugar. Place the cooling elements in the ice cream machine and switch on. Add the mascarpone mixture while rotating the stirring arm. Let it stir for 15-20 minutes. Spread half of the ice cream in a casserole dish or freezer (preferably square; approx. 20 x 20 cm). Place biscuits on top. Sprinkle with the remaining espresso mixture. Spread the remaining mascarpone cream on top
For the chocolate cream, heat 500 g cream in a pot. Divide 300 g chocolate into pieces and melt in the cream. Let it cool down first, then put it in a cool place for about 3 hours.
Then dust with cocoa and 1 teaspoon of sugar
7 1/2 hours waiting time