Chicken and Corn Chowder with Sweet Potatoes

Name: Chicken and Corn Chowder with Sweet Potatoes
Ingredients: 3 cups milk; 1 cup dry yellow cornbread mix (see note); 2 tablespoons butter; 1 medium onion (chopped fine); 3 garlic cloves (minced); 1/2 teaspoon ground cumin; 1/2 teaspoon dried oregano; 2 quarts low-sodium chicken broth; 1 1/2 pounds boneless skinless chicken breasts (cut into 1/2-inch cubes); 2 medium sweet potatoes (about 1 1/2 pounds, peeled and cut into 1/2-inch pieces); 1 cup shredded Monterey Jack Cheese; 3 cups frozen corn; 1/2 cup chopped fresh parsley; Salt and pepper (to taste)