Prepare the ingredients. Gather 250g mascarpone cheese, 1 pack of 47% high-fat heavy cream, 1 box of Marie biscuits, 3 eggs (only the yolks are used), 2 bars of chocolate, cocoa powder, and 40g sugar.
Mascarpone cheese 250gHeavy cream 1 packEgg yolks 3 yolksSugar 40gMarie biscuits 3 to 4 sleevesChocolate bars 1 1/2 to 2 barsCocoa powder to taste