Break the 300 grams of cookies into very small pieces

Mix the eggs and the sugar

Melt the butter in the microwave

Mix the butter with the eggs and sugar

Mix the cocoa powder with it

Add the cookies and mix them with a large spoon in the eggs, sugar, butter and cocoa

Take a cake mold put a plastic bag in it or use a silicone cake mold

Put the mixture in the mold and put it in the refrigerator for a night or day.