1. Preheat Oven to 400F. Lay out the pastry sheets on a floured surface and spread it with cheese.
2. Mix the spinach, onions and seasoning in a bowl and then spread it over the cheese.
3. Now slowly roll the sheet from the shortest end closer to you - like a jelly roll.
4. Cut them into slices and either brush it with egg wash or butter.
5. Place them in a baking sheet and bake them till golden.
6. Serve them warm.

Courtesy: http://chefinyou.com/