I changed the recipe of "2 Ingredients, Easy! Rich Gateau au Chocolat" and instead of using normal chocolate, I used white chocolate in this recipe.
"2 Ingredients, Easy! Rich Gateau au Chocolat Recipe ID: 729231" shows detailed instructions with pictures. The surface burns easily, so it's advisable to cover it with aluminum foil before this happens. Please be careful not to burn yourself when you are doing so.