Toast the Kataifi Pastry by melting 2 tablespoons of butter in a skillet, adding chopped pastry, and toasting until golden brown.

Prepare the Pistachio Cream Filling by melting 200g of white chocolate, then stirring in 100g of pistachio butter and a pinch of salt. Fold in cooled kataifi pastry.

Shape and Freeze the Balls by rolling tablespoon amounts of filling into balls and placing them on a parchment-lined baking sheet. Freeze for 30 minutes.

Coat with Dark Chocolate by melting 200g of dark chocolate and dipping the chilled balls into the chocolate until fully coated.

Decorate and Set by sprinkling chopped pistachios on each ball before the chocolate hardens. Let set at room temperature for 15-20 minutes.