Nicknamed the “Monarch of Mushrooms”, Shiitake is praised as a delicacy in cuisines worldwide as it boasts a pleasantly smoky flavor and woodsy aroma. But, far more than a tasty addition to dishes, Shiitakes have been used for over 6,000 years as medicinal supplements. Shiitake rightfully earns its place in the fungal pantheon of immunity boosters, and is why we pack it into our coffee blend.