01 -
Mix flour, cocoa, sugar, and cold butter in a food processor until crumbly.
02 -
Add egg yolk and blend until dough forms.
03 -
Chill dough for 30 minutes.
04 -
Beat twaróg, sugar, egg yolks, and vanilla until smooth.
05 -
Whip egg whites separately until soft peaks form.
06 -
Fold whipped whites into cheese mixture.
07 -
Press most of the dough into the pan.
08 -
Pour in cheese filling.
09 -
Crumble remaining dough on top.
10 -
Bake at 350°F for 45-50 minutes.
11 -
Cool completely before serving.