For the base
5 scan bran
28g cocoa powder
2 eggs
half cup sweetener
6 x 250g tubs of Quark
56g flour
16 tablespoons sweetener
3 eggs
2 vanilla with chocolate sprinkle or plain vanilla muller light yogurts
For the topping
1 muller light yogurt
Seasonal fruit

Method (in video below)

1.5 syns per portion on Slimming World (19.5 syns the whole thing)