Meanwhile, in a 4- to 6-quart slow cooker combine undrained tomatoes, drained beans, celery, onion, the water, tomato paste, undrained chile peppers, garlic, chili powder, and cumin. Stir in cooked ground beef.
Cover and cook on low-heat setting for 8 to 10 hours or on high-heat setting for 4 to 5 hours. Serve with shredded cheddar cheese and sour cream. If desired, garnish with cilantro. Makes: 8 to 10 main-dish servings