Slow-Cooked Chicken Chili

Ingredients

• 1-1/2 pounds boneless skinless chicken breasts, cut into 1/2-inch cubes
• 1 cup chopped onion
• 3 tablespoons canola oil
• 1 can (15 ounces) cannellini beans, rinsed and drained
• 1 can (14-1/2 ounces) diced tomatoes, undrained
• 1 can (14-1/2 ounces) diced tomatoes with mild green chilies, undrained
• 1 cup frozen corn
• 1 teaspoon salt
• 1 teaspoon ground cumin
• 1 teaspoon minced garlic
• 1/2 teaspoon celery salt
• 1/2 teaspoon ground coriander
• 1/2 teaspoon pepper
• Sour cream and shredded cheddar cheese, optional