Spicy Chicken Stew

1 1/2 lbs boneless skinless chicken breasts , cut into bite-sized pieces 1/2 teaspoon salt 1/4 teaspoon black pepper 1 tablespoon olive oil , divided 4 cups[...]

3 boneless skinless chicken breasts , diced into bite-size pieces (can also use leftover chicken) 2 teaspoons oil 1 onion , diced 2 garlic cloves , diced 1[...]

1 teaspoon olive oil 1 onion , chopped 4 garlic cloves , minced 1 lb sweet potato , peeled and cubed 1 orange bell pepper , seeded and cubed 1 lb cooked[...]

1/2 cup butter 2 large onions , chopped into 1-inch pieces 4 stalks celery , chopped into 1/4-inch pieces 12 cups chicken broth 2 (14 1/2 ounce) cans diced[...]