One Pot Creamy Chicken and Vegetable Pasta

Name: One Pot Creamy Chicken and Vegetable Pasta
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: American
Ingredients: 16 ounces boneless, skinless chicken breasts, (cut into 1-inch chunks); salt and freshly ground black pepper; 2 tablespoons olive oil; ½ cup chopped onion; 1 tablespoon minced garlic; 2½ cups uncooked penne pasta; 2 cups chicken broth; ¼ cup water; 1 cup chopped fresh broccoli; ¾ cup chopped red bell pepper; ½ cup chopped carrots; ½ cup frozen peas; 4 ounces cream cheese; ½ cup shredded mozzarella cheese; ¼ cup grated Parmesan cheese; chopped fresh Italian parsley, (for garnish (optional))