Broccoli-Cauliflower Chicken Casserole

2 pounds boneless skinless chicken breasts, cut into 1-inch pieces
1 small head cauliflower, chopped (about 4 cups)
1 bunch broccoli, chopped (about 4 cups)
1/2 pound medium fresh mushrooms, chopped
1 large onion, chopped
2 medium carrots, finely chopped
1 cup reduced-sodium chicken broth
4 ounces cream cheese, softened
2 tablespoons olive oil
2 teaspoons dried sage leaves
1 teaspoon salt
1/2 teaspoon pepper
1 cup shredded cheddar cheese
Hot cooked brown rice

In a 6-qt. slow cooker, combine the first six ingredients. In a small bowl, whisk broth, cream cheese, oil, sage, salt and pepper; pour over chicken mixture. Sprinkle with cheese. Cook, covered, on low 4-5 hours or until chicken and vegetables are tender. Serve with rice. Yield: 8 servings.