Edible mushroom varieties contain a number of valuable nutrients, including protein, enzymes, B vitamins (especially niacin), and vitamin D2. About 100 species of mushrooms are being studied for their health-promoting benefits, and about a half dozen really stand out for their ability to deliver a tremendous boost to your immune system. They've even been studied for their ability to prevent cancer. Adding this "Roasted Mushroom Base" to your recipes increases flavor and heartiness. Its an excellent method to boost the umami flavor factor in dishes. The flavor "umami," which means "delicious" in Japanese, is valued for making foods taste meatier and more satisfying. Umami is the natural flavor of glutamic acid, which, in your body is often found as glutamate; eating umami-rich foods may increase post-meal satiety, helping you eat less throughout the day. You can crumble this into soups, stews, burgers, meat sauce, or pretty much anything you want taste "meaty". The mix will keep for about 4 days in the refrigerator.