French Onion Chicken Casserole

This full-flavored chicken casserole recipe makes a delicious and satisfying meal for busy families.

INGREDIENTS LIST FOR THE FRENCH ONION CHICKEN CASSEROLE
3 boneless, skinless chicken breasts (cut horizontally if they’re too thick)
1 or 2 teaspoons garlic powder
1 teaspoon dried oregano
Red crushed chili pepper flakes, optional
Pinch of salt and fresh cracked pepper
1 cup shredded mozzarella cheese (or Gruyere)
2 tablespoons unsalted butter
5 large onions, thinly sliced
3 cloves garlic, minced
1/4 to 1/2 cup chicken broth
Fresh chopped parsley, for garnish