This Chicken Broccoli Potato Casserole is the perfect all-in-one dish for busy weeknights!

With tender chicken, hearty baby potatoes, and nutritious broccoli, all wrapped in a creamy, cheesy sauce, this casserole is sure to become a family favorite. It's easy to prepare and requires minimal cleanup, making it an excellent choice for those looking for a wholesome and satisfying meal.
Jump to:
Why You’ll Love This Recipe
- One-Pan Meal: Everything bakes together in one dish, making cleanup a breeze.
- Creamy & Cheesy: The combination of sour cream, cream of chicken soup, and cheddar cheese creates a rich and comforting texture.
- Nutritious: Packed with protein, fiber, and essential vitamins from the chicken, potatoes, and broccoli.
- Customizable: Easily adjust ingredients to fit dietary needs or preferences.
If you love easy weeknights casserole make sure to try this Delicious Walking Taco Casserole.
The ingredients
Notes on Ingredients
- Chicken Breasts: You can use boneless, skinless chicken thighs for a juicier texture.
- Baby Potatoes: Yukon Gold or red potatoes work well.
- Cream of Chicken Soup: If you prefer homemade, you can make your own using a roux, chicken broth, and milk.
- Sour Cream: Greek yogurt is a great substitute for a healthier option.
- Cheddar Cheese: Feel free to mix in mozzarella or Monterey Jack for extra cheesiness.
Step-by-Step Instructions
Step 1: Prepare the Ingredients
- Preheat your oven to 375°F (190°C) and grease a 9x13-inch baking dish.
- Cut the chicken breasts into bite-sized pieces and halve the baby potatoes.
- Chop the broccoli florets into small pieces.
- You can sear the chicken cubes before adding them to the dish for extra flavor, but this step is optional.
Step 2: Mix the Sauce
- In a large mixing bowl, whisk together the sour cream, cream of chicken soup, water, salt, and black pepper until well combined.
Step 3: Assemble the Casserole
- Add the chicken, potatoes, and broccoli to the bowl and toss to coat evenly.
- Transfer the mixture to the greased baking dish and spread it out evenly.
Step 4: Bake the Casserole
- Cover the dish with aluminum foil and bake for 30 minutes.
- Remove the foil, sprinkle shredded cheddar cheese evenly over the top, and bake uncovered for another 15 minutes, or until the cheese is melted and bubbly.
Step 5: Serve and Enjoy
- Let the casserole rest for 5 minutes, then garnish with fresh parsley and serve warm!
Tips for Success
- Cut the potatoes into uniform sizes to ensure even cooking.
- For a crispier top, broil the casserole for the last 2-3 minutes.
- Use frozen broccoli if fresh isn’t available. Just thaw and drain before adding to the dish.
- Add cooked bacon or ham for extra flavor.
Recipe Variations
- Spicy Kick: Add ½ teaspoon red pepper flakes or diced jalapeños.
- Extra Crunch: Top with panko breadcrumbs before baking for a crispy finish.
- Dairy-Free Version: Use coconut cream instead of sour cream and dairy-free cheese.
- Low-Carb Option: Swap potatoes for cauliflower florets.
What to Serve With Chicken Broccoli Potato Casserole
This casserole is a complete meal on its own, but you can pair it with:
- A light side salad with a lemon vinaigrette.
- Garlic bread or dinner rolls for a comforting touch.
FAQ
Yes! Assemble the casserole, cover, and refrigerate for up to 24 hours before baking.
Absolutely! Just reduce the baking time by 10 minutes since the chicken is already cooked.
Parmesan, Swiss, or pepper jack are great alternatives.
Recipe
Chicken Broccoli Potato Casserole
Equipment
- large mixing bowl
- 9x13-inch baking dish
- Cutting board and knife
- Measuring cups and spoons
- Aluminum foil
Ingredients
- 2 chicken breasts cut into bite-sized pieces
- 3 cups baby potatoes cut in half
- 1 tablespoon olive oil
- 2 cups chopped broccoli florets
- 5 cup sour cream
- 1 can cream of mushroom
- soup
- ¼ cup water
- ½ teaspoon fine sea salt
- ½ teaspoon black pepper
- 1 cup shredded cheddar cheese
- Fresh parsley for garnish
Instructions
- Preheat your oven to 375°F (190°C) and grease a 9x13-inch baking dish.
- Cut the chicken breasts into bite-sized pieces and halve the baby potatoes.
- Chop the broccoli florets into small pieces.
- You can sear the chicken cubes before adding them to the dish for extra flavor, but this step is optional.
- In a large mixing bowl, whisk together the sour cream, cream of chicken soup, water, salt, and black pepper until well combined.
- Add the chicken, potatoes, and broccoli to the bowl and toss to coat evenly.
- Transfer the mixture to the greased baking dish and spread it out evenly.
- Cover the dish with aluminum foil and bake for 30 minutes.
- Remove the foil, sprinkle shredded cheddar cheese evenly over the top, and bake uncovered for another 15 minutes, or until the cheese is melted and bubbly.
- Let the casserole rest for 5 minutes, then garnish with fresh parsley and serve warm!
Notes
- Refrigeration: Store leftovers in an airtight container in the fridge for up to 3 days.
- Freezing: Freeze in a sealed container for up to 3 months. Thaw overnight in the fridge before reheating.
- Reheating: Warm in a 350°F oven for 15-20 minutes or microwave in 30-second intervals until heated through.
Sophie Viau says
This chicken broccoli casserole was so delicious and comforting! Perfect for a quick and easy meal. My whole family loved it!