Chicken Leek and Butternut Squash Bake – The Ultimate One-Pan Dinner
Chicken Leek and Butternut Squash Bake – The Ultimate One-Pan Dinner is not just a meal; it’s an experience. This dish combines the tenderness of chicken breast, the sweetness of roasted butternut squash, and the mild flavor of leeks in a creamy sauce that will warm your heart. Ideal for family dinners, cozy gatherings, or even meal prep for the week, this delightful bake is both comforting and nutritious.
Why You’ll Love This Recipe
- Quick to Prepare: With just 20 minutes of prep time, you can have this delicious meal ready in under an hour.
- One-Pan Wonder: Less cleanup is required since everything cooks in one dish, making it perfect for busy weeknights.
- Flavor Packed: The combination of chicken, leeks, and butternut squash creates a rich flavor profile that everyone will enjoy.
- Versatile Ingredients: Substitute or add your favorite vegetables to personalize the dish to your taste.
- Comfort Food Classic: This dish offers a warm and hearty feel that’s perfect for any season.
Tools and Preparation
To make your Chicken Leek and Butternut Squash Bake effortlessly, certain tools are essential. With these items at hand, cooking becomes a breeze.
Essential Tools and Equipment
- Skillet
- Baking dish
- Knife
- Cutting board
- Measuring cups
Importance of Each Tool
- Skillet: A good skillet allows even cooking for the chicken and vegetables, ensuring every bite is flavorful.
- Baking Dish: Using a proper baking dish helps achieve that golden-brown top while keeping everything contained during baking.
- Knife: A sharp knife makes chopping ingredients quick and safe.
- Measuring Cups: Precise measurements guarantee the right balance of flavors in your recipe.

Ingredients
For the Bake
- 1 tbsp olive oil
- 1 lb chicken breast, diced
- 2 cups butternut squash, peeled and cubed
- 2 large leeks, cleaned and sliced
- 2 cloves garlic, minced
- 1 tsp thyme (fresh or dried)
- Salt and pepper, to taste
For the Sauce
- 1/2 cup chicken broth
- 1/2 cup heavy cream or crème fraîche
- 1/2 cup grated Parmesan cheese
- 1/4 tsp ground nutmeg
Optional Topping
- 1/2 cup breadcrumbs (optional)
- Cooking spray or butter for greasing
How to Make Chicken Leek and Butternut Squash Bake – The Ultimate One-Pan Dinner
Step 1: Preheat the Oven
Preheat your oven to 375°F (190°C) while you prepare the other ingredients.
Step 2: Cook the Chicken
- Heat olive oil in a skillet over medium heat.
- Add the diced chicken breast into the skillet.
- Season with salt and pepper, cooking until no longer pink. Remove from skillet and set aside.
Step 3: Sauté the Leeks
In the same skillet:
* Add sliced leeks and sauté for about 5 minutes until softened.
* Stir in minced garlic and thyme, cooking for another minute.
Step 4: Cook the Butternut Squash
Add cubed butternut squash to the skillet:
* Cook for about 5 minutes until slightly golden.
Step 5: Combine All Ingredients
Return cooked chicken to the skillet:
* Stir in chicken broth, heavy cream (or crème fraîche), nutmeg, and half of the Parmesan cheese.
* Let it simmer for 2–3 minutes until well combined.
Step 6: Transfer to Baking Dish
Transfer everything into your prepared baking dish:
* Top with remaining Parmesan cheese and breadcrumbs if using.
Step 7: Bake
Place in preheated oven:
* Bake for 25–30 minutes until golden brown on top.
Step 8: Serve
Allow it to rest for about 5 minutes before serving:
Enjoy your Chicken Leek and Butternut Squash Bake!
How to Serve Chicken Leek and Butternut Squash Bake – The Ultimate One-Pan Dinner
Serving your Chicken Leek and Butternut Squash Bake can enhance the dining experience. With its creamy texture and hearty ingredients, it’s a versatile dish that pairs well with various sides and garnishes.
Fresh Green Salad
- A light salad with mixed greens, cherry tomatoes, and a simple vinaigrette complements the rich flavors of the bake.
Garlic Bread
- Crispy garlic bread adds a crunchy texture that pairs beautifully with the creamy chicken dish.
Steamed Broccoli
- Lightly steamed broccoli provides a fresh, green contrast, adding color and nutrients to your meal.
Roasted Brussels Sprouts
- Seasoned roasted Brussels sprouts offer a nutty flavor that balances the sweetness of butternut squash.
Quinoa Pilaf
- A fluffy quinoa pilaf seasoned with herbs adds a wholesome touch, creating a complete meal.
Apple Sauce
- A side of homemade apple sauce introduces a sweet note that contrasts nicely with the savory components.
How to Perfect Chicken Leek and Butternut Squash Bake – The Ultimate One-Pan Dinner
To achieve the best results with your Chicken Leek and Butternut Squash Bake, consider these helpful tips for perfecting your dish.
- Use Fresh Ingredients: Fresh leeks and butternut squash elevate the flavors. Avoid pre-packaged options when possible.
- Adjust Seasoning: Taste as you go! Seasoning can be adjusted to suit your preferences, adding more salt or herbs as needed.
- Opt for Grated Cheese: Grated cheese melts better than slices. It ensures even distribution throughout the bake.
- Don’t Overcook: Be mindful of cooking times to ensure chicken remains tender and does not dry out.
- Allow to Rest: Letting the dish sit for 5 minutes after baking helps firm it up for easier serving.
- Experiment with Herbs: Feel free to add other herbs like rosemary or sage for an extra layer of flavor.
Best Side Dishes for Chicken Leek and Butternut Squash Bake – The Ultimate One-Pan Dinner
Pairing side dishes with your Chicken Leek and Butternut Squash Bake can enhance its flavors while providing variety on your plate. Here are some excellent options.
-
Crispy Roasted Potatoes
Perfectly seasoned potatoes provide a delicious crunch that complements the softness of the bake. -
Creamy Mashed Cauliflower
A low-carb alternative to mashed potatoes, this creamy side adds richness without overwhelming flavors. -
Zesty Coleslaw
A tangy coleslaw adds freshness and crunch, balancing out the creaminess of the main dish. -
Sautéed Spinach
Quick sautéed spinach with garlic offers a vibrant green side that is nutritious and easy to prepare. -
Honey-Glazed Carrots
Sweet honey-glazed carrots bring a bright pop of color and sweetness that pairs wonderfully with savory dishes. -
Wild Rice Pilaf
Earthy wild rice pilaf mixed with nuts provides texture and depth, enhancing your meal’s overall flavors.
Common Mistakes to Avoid
Cooking Chicken Leek and Butternut Squash Bake can be simple, but a few common mistakes can affect the final result. Here are some tips to ensure your dish turns out perfectly.
- Using raw chicken: Always cook the chicken until it’s no longer pink before mixing it with other ingredients. This prevents any food safety issues.
- Neglecting to season: Failing to season each layer can lead to bland flavors. Make sure to season the chicken, leeks, and squash well for a delicious outcome.
- Overcooking the leeks: Sautéing leeks for too long can make them mushy. Cook them just until softened to maintain their texture.
- Skipping the resting time: If you cut into the bake immediately after removing it from the oven, it may fall apart. Let it rest for 5 minutes before serving for better presentation.
- Not greasing the baking dish: Forgetting to grease your dish can lead to sticking. Use cooking spray or butter to ensure easy serving.

Storage & Reheating Instructions
Refrigerator Storage
- Store leftovers in an airtight container.
- The Chicken Leek and Butternut Squash Bake will last up to 3 days in the refrigerator.
Freezing Chicken Leek and Butternut Squash Bake – The Ultimate One-Pan Dinner
- Allow the dish to cool completely before freezing.
- Use a freezer-safe container or wrap tightly with plastic wrap and aluminum foil for up to 2 months.
Reheating Chicken Leek and Butternut Squash Bake – The Ultimate One-Pan Dinner
- Oven: Preheat your oven to 350°F (175°C). Cover with foil and heat for about 20-25 minutes or until warmed through.
- Microwave: Place a single serving on a microwave-safe plate. Heat for 1-2 minutes until hot, checking halfway through.
- Stovetop: Heat in a skillet over medium heat, stirring occasionally until heated through.
Frequently Asked Questions
Here are some common questions about making Chicken Leek and Butternut Squash Bake.
Can I use other vegetables in Chicken Leek and Butternut Squash Bake?
You can customize this recipe by adding vegetables like carrots or spinach for extra nutrients and flavor.
How do I make Chicken Leek and Butternut Squash Bake – The Ultimate One-Pan Dinner gluten-free?
To make this dish gluten-free, simply replace breadcrumbs with gluten-free options or omit them altogether.
Can I prepare Chicken Leek and Butternut Squash Bake ahead of time?
Yes! You can assemble it ahead of time and store it in the refrigerator until you’re ready to bake.
What type of cheese works best in this recipe?
Parmesan adds great flavor, but feel free to experiment with cheddar or mozzarella if you prefer a different taste!
Final Thoughts
The Chicken Leek and Butternut Squash Bake is not only comforting but also versatile. Its creamy texture and rich flavors make it perfect for family dinners or meal prep. Feel free to customize it with your favorite vegetables or spices for an even more personalized touch!
Chicken Leek and Butternut Squash Bake – The Ultimate One-Pan Dinner
Chicken Leek and Butternut Squash Bake – The Ultimate One-Pan Dinner is a comforting and nutritious meal that combines tender chicken breast, sweet butternut squash, and mild leeks in a creamy sauce. This dish is perfect for family dinners, cozy gatherings, or meal prepping for the week. With minimal cleanup thanks to its one-pan nature, you can enjoy a delicious homemade dinner in under an hour. The rich flavors of this bake will surely warm your heart and satisfy your taste buds.
- Prep Time: 20 minutes
- Cook Time: 30 minutes
- Total Time: 50 minutes
- Yield: Serves approximately four people 1x
- Category: Dinner
- Method: Baking
- Cuisine: Comfort Food
Ingredients
- 1 tbsp olive oil
- 1 lb chicken breast, diced
- 2 cups butternut squash, peeled and cubed
- 2 large leeks, cleaned and sliced
- 2 cloves garlic, minced
- 1 tsp thyme (fresh or dried)
- Salt and pepper to taste
- 1/2 cup chicken broth
- 1/2 cup heavy cream or crème fraîche
- 1/2 cup grated Parmesan cheese
- 1/4 tsp ground nutmeg
Instructions
- Preheat the oven to 375°F (190°C).
- In a skillet, heat olive oil over medium heat. Add diced chicken, season with salt and pepper, and cook until no longer pink. Remove from skillet.
- Sauté sliced leeks in the same skillet for about 5 minutes until softened; add minced garlic and thyme for another minute.
- Add cubed butternut squash to the skillet and cook for about 5 minutes until slightly golden.
- Return the chicken to the skillet; stir in chicken broth, heavy cream (or crème fraîche), nutmeg, and half of the Parmesan cheese. Simmer for 2–3 minutes.
- Transfer everything to a baking dish; top with remaining Parmesan cheese and breadcrumbs if desired.
- Bake for 25–30 minutes until golden brown on top.
- Allow resting for 5 minutes before serving.
Nutrition
- Serving Size: 1 portion (250g)
- Calories: 410
- Sugar: 4g
- Sodium: 680mg
- Fat: 24g
- Saturated Fat: 12g
- Unsaturated Fat: 10g
- Trans Fat: 0g
- Carbohydrates: 27g
- Fiber: 3g
- Protein: 24g
- Cholesterol: 80mg
