Slow Cooker Mushroom, Barley and Lentil Soup

Slow cooker barley soup recipes like this recipe for Slow Cooker Mushroom, Barley and Lentil Soup are hearty enough to enjoy as a main dish. This soup is packed with mushrooms, barley, lentils and lots of fresh herbs. Serve it this soup with warm bread and a cup of tea, and you've got a cozy dinner awaiting you!