Put a savory twist on the traditional Purim pastry with these spinach and cheese bourekas. The dough is made with puff pastry, which is filled with a mixture of sautéed spinach, feta cheese, and herbs. The bourekas are then baked until golden and crispy. These spinach and cheese bourekas are a delicious and satisfying option for celebrating Purim, perfect for serving as an appetizer or a side dish.