Mushroom and Beef Soup

Cut beef into 3/4-inch cubes. In a 4- to 5-quart Dutch oven brown beef in hot oil over medium-high heat. Remove beef; set aside. Add mushrooms, shallot and garlic to pan. Cook for 4 to 5 minutes or until mushrooms are tender and light brown, stirring occasionally. Return beef to pan. Add broth, tomatoes, carrot, celery, bay leaf, thyme, salt and pepper, stirring to loosen any browned bits from bottom of pan. Bring to boiling; reduce heat. Simmer, covered, for 20 to 25 minutes or until carrot is tender.

Stir in kale. Simmer for 5 to 10 minutes or until kale is tender. Discard bay leaf before ladeling into bowls.