Cut bow in small pieces and fry in a little sunflower oil. To it add the spinach and let be fried with a little salt. When you stay fat and add other spices and remove from fire. Mash the feta cheese and add the egg. Add to egg mixture and spinach. Cut the puff dough into squares. Put 1 tbsp of the mixture and turn to press the edges with a fork. Bake in greased pan.