This very delicious cake can be made easily.

For the dough:
300 g butter (soft)
280 g sugar – mix it thoroughly
add 1 egg
add some salt
add 1 pc. of vanillin sugar
550 g flour

2/3 is used for the pan, 1/3 for crumbs to put on top

about 900 g of black currants

For the cover:
40 g of butter
80 g sugar — beat butter and sugar throughly
500 g quark (low-fat)
3 eggs

Bake at 170°C upper/lower heat for 50 minutes.