If you enjoy a good Rueben sandwich you will love this soup mix! You add the corned beef to the mix & put it all in the crock pot. Use the 4 hour cycle or the 7/8 hour all day cycle to cook up this yummy soup. Rueben Soup Mix makes about 8 servings of hearty soup. Add rye bread croutons & cheese to garnish the soup. Slow Cooker Rueben Soup Mix