Chicken thigh casserole is a comforting and easy meal that can be made in under an hour. Preheat your oven to 375°F. Layer sliced potatoes, sliced onions, and chicken thighs in a baking dish. Season with salt, pepper, and your favorite herbs and spices. Pour chicken broth over the top and bake for 45-50 minutes, or until the chicken is cooked through and the potatoes are tender. Serve with a side salad for a delicious and easy meal.