providing a shorter and smoother bite and increasing the shelf life and duration of their softness. These effects are intensified as increasing amounts of fat are added. the production of breads with a lower fat content that possess the quality characteristics derived from the functional properties of fats, such as a greater volume, smoother texture and delayed aging, is a technical challenge for food technologists. Based on concerns for health and for foods with specific features that improve health, there has been an increasing interest in so-called functional foods, which are consumed as part of the usual diet and which either provide physiological benefits or reduce the risk of chronic disease beyond the basic nutritional requirements.