01 -
Set the oven temperature to 190°C (375°F) and allow it to fully preheat.
02 -
Combine softened butter, eggs, and pistachio instant pudding mix in a large mixing bowl. Cream together until the mixture is smooth and uniform.
03 -
Gradually add the sugar cookie mix to the creamed mixture and stir until a cohesive, sticky dough forms.
04 -
Lightly grease a 25 x 38 cm baking sheet. Evenly press the dough into the pan, smoothing it to the edges to ensure uniform thickness.
05 -
Bake in the preheated oven until the edges turn lightly golden, about 15–18 minutes. Remove from the oven and allow to cool completely before slicing into bars.