# What You Need:
→ Main
01 - 1.5 pounds boneless, skinless chicken breasts or thighs, cut into 1-inch chunks
02 - 2 pounds Yukon Gold or Russet potatoes, peeled and thinly sliced
03 - 1 medium yellow onion, thinly sliced
→ Sauce
04 - 1 cup heavy cream
05 - 1 cup low-sodium chicken broth
06 - 1 packet ranch seasoning mix (about 1 ounce)
07 - 1/2 cup sour cream
08 - 2 cloves garlic, minced
09 - 1 teaspoon onion powder
10 - 1/2 teaspoon black pepper
→ Topping
11 - 1 cup shredded cheddar cheese
12 - 2 tablespoons chopped fresh chives or parsley, optional
# Steps:
01 - Preheat oven to 375°F and grease a 9x13-inch baking dish with cooking spray or butter
02 - In a large mixing bowl, whisk together heavy cream, chicken broth, ranch seasoning mix, sour cream, minced garlic, onion powder, and black pepper until smooth and well blended
03 - Arrange half of the sliced potatoes evenly across the bottom of the prepared baking dish, then distribute half of the sliced onions and half of the chicken pieces over the potato layer
04 - Pour half of the prepared ranch cream sauce evenly over the first layer, ensuring all components are well coated
05 - Repeat the layering process with remaining potatoes, onions, and chicken. Pour the remaining sauce over the top layer, distributing evenly to coat all ingredients
06 - Cover the baking dish tightly with aluminum foil and bake for 55 minutes
07 - Remove foil carefully, sprinkle shredded cheddar cheese evenly over the casserole surface, and bake uncovered for an additional 15 minutes until potatoes are tender and the top is golden brown and bubbly
08 - Allow the casserole to stand at room temperature for 10 minutes before serving. Garnish with chopped fresh chives or parsley if desired