Pastilla, also known as b'stilla, is a traditional Moroccan pastry that is popular in Marrakech. It is a savory pie made with layers of thin pastry filled with a mixture of shredded chicken or pigeon, almonds, eggs, and aromatic spices such as cinnamon and saffron. The pie is then baked until golden and crispy. Pastilla is a unique and flavorful dish that combines sweet and savory flavors. It is often served as an appetizer or as a main course during special occasions.