Whole grain flour is a product obtained from ground grains of whole grain. The main feature of this flour is the preservation of all parts of the grain, including bran and the embryo, which makes it more nutritious and rich in vitamins and minerals. Whole grain flour has high nutritional value due to the content of fiber, protein and healthy fats. It helps to improve digestion and saturates the body with useful elements. In cooking, whole grain flour is used to baking bread, buns, cookies and other products. Its gross structure gives pastries a special aroma and taste, and also makes the products more useful. To preserve freshness and quality whole grain flour