There's something special about a warm, hearty chicken and mashed potato casserole. It's the perfect comfort food for family dinners, and it's easy to prepare with ingredients you probably already have in your kitchen. Let's walk through how to create this satisfying dish step by step.

chicken and mashed potato casserole


Here's what you'll need to make this delicious casserole:

  • 2 lbs of chicken breast (boneless, skinless)
  • 4 large potatoes
  • 1 cup of shredded cheddar cheese
  • 1 cup of sour cream
  • 1 cup of chicken broth
  • 1/2 cup of milk
  • 1/4 cup of butter
  • 1 small onion, finely chopped
  • 2 cloves of garlic, minced
  • Salt and pepper to taste
  • 1 tsp of paprika
  • 1/2 tsp of dried thyme
  • 2 tbsp of olive oil
  • Optional: Chopped fresh parsley for garnish


Step 1: Marinate the Chicken

  1. Cut the chicken breast into bite-sized pieces.
  2. In a bowl, combine olive oil, minced garlic, paprika, thyme, salt, and pepper. Add the chicken pieces and toss to coat.
  3. Cover the bowl and marinate the chicken in the refrigerator for at least 30 minutes.

Step 2: Make the Mashed Potatoes

  1. Peel and chop the potatoes into chunks.
  2. Boil the potatoes in salted water until tender (about 15-20 minutes).
  3. Drain the potatoes and return them to the pot.
  4. Add butter, milk, and sour cream to the potatoes. Mash until smooth and creamy. Season with salt and pepper to taste.

Step 3: Prepare the Casserole Base

  1. Preheat your oven to 375°F (190°C).
  2. Sauté the onion in a pan until translucent.
  3. Add the marinated chicken to the pan and cook until no longer pink.

Cooking Instructions

Step 1: Assemble the Casserole

  1. In a baking dish, spread an even layer of the cooked chicken and onions.
  2. Pour the chicken broth over the chicken layer.
  3. Spread the mashed potatoes evenly over the chicken mixture.
  4. Sprinkle shredded cheddar cheese on top.

Step 2: Bake the Casserole

  1. Place the baking dish in the preheated oven.
  2. Bake for 25-30 minutes until the cheese is melted and bubbly, and the top is slightly golden brown.

Serving Suggestions

  • Garnish with chopped fresh parsley for a pop of color.
  • Serve with a side salad or steamed vegetables to round out the meal.
  • Portion into servings for each family member, making sure everyone gets a bit of the crispy top layer.

Tips and Variations

  • Use fresh ingredients for the best flavor.
  • Add vegetables like peas, carrots, or green beans to the chicken layer for added nutrition.
  • Substitute the chicken with turkey or ham for a different twist.
  • Make it dairy-free by using non-dairy milk and cheese alternatives.


Give this chicken and mashed potato casserole a try for your next family dinner. It's a comforting, satisfying dish that's sure to become a favorite in your household. Enjoy the simple, hearty flavors that bring warmth and joy to any meal.

Happy cooking!

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