Steamed burger is a unique flavor that Kızılkayalar Hamburger brings to Istanbul street food culture. The innovative stance of the Kızılkayalar family in the snack bar sector paved the way for the discovery of the steamed burger. In order for this practical and satisfying taste, which is suitable for Turkish palate, to gain its current form, months of practice have been carried out. The most important feature that distinguishes the steamed burger from other street flavors is the special burger sauce. The suitability of this sauce to the Turkish taste is ensured by customer feedback. The steamed burger prepared by Kızılkayalar Hamburger without sacrificing flavor, quality or customer satisfaction has become indispensable by the people of Istanbul. Special patties of the steamed burgers are prepared by flavoring with various spices. The mixture of these spices were determined by the feedback of customers of Kızılkayalar, during the preparations of our special burger sauce.