Recipe: One Pot Creamy Cajun Chicken Rice

Name: Recipe: One-Pot Creamy Cajun Chicken & Rice
Ingredients: 2 tablespoons vegetable oil; 1 pound boneless, skinless chicken breasts or thighs, cut into 1-inch pieces; 2 1/2 teaspoons Cajun or Creole seasoning, divided; 1 medium yellow onion, diced; 2 medium celery stalks, diced (about 2/3 cup); 1 medium green bell pepper, seeded and diced; 1 1/2 cups long-grain white rice; 2 cloves garlic, finely chopped; 1 teaspoon kosher salt; 1/4 teaspoon freshly ground black pepper; 2 1/2 cups whole or 2% milk; 1/2 cup low-sodium chicken broth or water; 4 medium scallions, thinly sliced