01 - 
                Begin by browning the beef chunks in a skillet until they reach your preferred level of doneness. Transfer the browned beef to a slow cooker.
              
              
              
                02 - 
                To the slow cooker, add onions, carrots, celery, mushrooms, bay leaf, beef base, and water.
              
              
              
                03 - 
                Set the slow cooker to high heat and let the mixture come to a simmer before adding the barley.
              
              
              
                04 - 
                Season the soup with salt and pepper, adjusting to your taste. Allow the soup to cook until all ingredients are tender.
              
              
              
                05 - 
                Prior to serving, remember to remove the bay leaf.
              
              
              
                06 - 
                Serve the warm soup in bowls. For an enhanced dining experience, offer fish crackers, chili sauce, soy sauce, and a squeeze of lemon alongside.