One-Pan Sour Cream Chicken Enchilada Skillet

Name: One-Pan Sour Cream Chicken Enchilada Skillet
Prep time: 20 min
Cook time: 25 min
Total time: 45 min
Cuisine: Mexican, Latin American, American
Ingredients: 3 tablespoons butter; 3 tablespoons all-purpose flour; 2 cups chicken broth; 1 (4 ounce) can chopped green chilies; 1 (4 ounce) can sliced black olives; 0.5 teaspoon kosher salt; 0.25 teaspoon dried oregano; 0.125 teaspoon chipotle chile powder; 3 skinless, boneless chicken breast halves; 1 cup sour cream; 12 (6 inch) corn tortillas, cut into bite-size pieces; 1 cup shredded Colby-Jack cheese, or to taste