Southwest-Spiced Chicken and Rice

Name: Southwest-Spiced Chicken and Rice
Prep time: 10 min
Cook time: 25 min
Total time: 35 min
Cuisine: American
Ingredients: 4 boneless (skinless chicken breast halves); Salt and freshly ground black pepper; 1 large egg; 1 tablespoon milk; 1/3 cup yellow cornmeal; 1/4 cup dry breadcrumbs; 2 tablespoons Southwest seasoning blend (see notes); 3 tablespoons vegetable oil; 2 tablespoons butter; 1/4 cup onion (chopped); 1 cup long grain white rice; 2 cups low-sodium chicken broth; 1 cup corn kernels (fresh or frozen); 3 scallions (chopped); 2 tablespoons fresh cilantro (finely chopped)