Transform your weeknight dinner routine with this incredibly flavorful and effortlessly easy Baked Chicken with Brussels Sprouts. This one-pan wonder is a true crowd-pleaser, boasting tender, juicy chicken thighs infused with a vibrant lemon, garlic, and Dijon marinade, perfectly roasted Brussels sprouts, and a delightful crunch from crispy bacon. It’s the ideal meal for busy evenings, promising maximum flavor with minimal cleanup, making it a staple for any home cook looking for a healthy and satisfying family dinner.

Embracing Cozy Flavors with a Simple Weeknight Meal
As the air turns crisp and the days grow shorter, there’s a natural pull towards comforting, warm meals that nourish the body and soul. While the idea of curling up with a good book and a hot drink sounds idyllic, the reality of bustling family life often means finding delicious and easy solutions. This Baked Chicken with Brussels Sprouts recipe perfectly captures that cozy, comforting vibe without demanding hours in the kitchen. The aroma alone, as it bakes, will fill your home with an inviting scent, signalling a delicious and wholesome meal is on its way.
This dish stands out as a phenomenal weeknight choice for several compelling reasons. Firstly, its one-pan nature drastically cuts down on washing up, a blessing on any busy evening. Secondly, the combination of succulent chicken thighs and hearty Brussels sprouts delivers a balanced meal packed with protein and essential nutrients. But what truly elevates this dish is its incredible depth of flavor. The tangy lemon, pungent garlic, and sharp Dijon mustard in the marinade work in harmony to tenderize the chicken and infuse it with an irresistible zest. Add in the savory, crispy bacon bits, and you have a symphony of textures and tastes that will delight every member of your family.
Why This Baked Chicken with Brussels Sprouts Recipe Will Become Your Go-To
Beyond its simple preparation, this recipe offers a wealth of benefits that make it a standout choice for any meal plan:
- Effortless Preparation: With just a few simple steps, you can have a gourmet-tasting meal on the table. The marinade does most of the heavy lifting, infusing flavor while you handle other tasks.
- Nutrient-Rich: Chicken provides lean protein, crucial for muscle repair and energy. Brussels sprouts are a powerhouse of vitamins K and C, fiber, and antioxidants, supporting overall health and digestion.
- Explosion of Flavor: The dynamic trio of lemon, garlic, and Dijon mustard creates a bright, zesty, and slightly piquant marinade that penetrates the chicken. Crispy bacon adds a smoky, salty counterpoint, making every bite exciting.
- One-Pan Convenience: Everything cooks together on a single sheet pan or in a large skillet, minimizing dishes and maximizing precious free time.
- Family-Friendly: Even picky eaters often enjoy roasted chicken, and the bacon makes the Brussels sprouts more appealing. It’s a healthy meal that doesn’t compromise on taste.
- Versatile Serving Options: Enjoy it on its own for a low-carb meal, or pair it with various sides to suit your preference.

The Heart of the Flavor: Crafting the Perfect Marinade
The secret to this dish’s unforgettable taste lies in its simple yet powerful marinade. This blend of fresh ingredients not only tenderizes the chicken but also imparts a rich, complex flavor profile that permeates every bite. Creating this marinade is a crucial step that takes just minutes but makes all the difference.
Key Marinade Ingredients and Their Role:
- Fresh Parsley: Adds a bright, herbaceous note and a pop of color, complementing the savory chicken.
- Garlic Cloves (Minced): A cornerstone of flavor, garlic provides a pungent, aromatic depth that is essential for this recipe. Freshly minced garlic offers the best intensity.
- Dijon Mustard: Beyond its tangy flavor, Dijon acts as an emulsifier, helping to bind the other marinade ingredients. Its sharp, slightly spicy profile cuts through the richness of the chicken. For those following a Whole30 diet, French’s Yellow mustard can be a suitable substitute.
- Onion Powder: Delivers a subtle, sweet onion flavor that rounds out the savory notes without adding moisture.
- Light Olive Oil: Helps distribute the flavors evenly and keeps the chicken moist during cooking, preventing it from drying out in the oven.
- Fresh Lemon Juice: This is the marinade’s bright star. Lemon juice not only adds a refreshing tang but also tenderizes the chicken by breaking down muscle fibers, resulting in incredibly juicy meat. Always opt for fresh lemon juice for the best flavor.
- Salt and Black Pepper: Essential for seasoning the chicken, enhancing all the other flavors in the marinade.
Preparing the Marinade:
In a large glass bowl, combine 1 tablespoon of freshly chopped parsley, 2 well-minced garlic cloves, 1/2 tablespoon of Dijon mustard, 1/4 teaspoon of onion powder, 2 tablespoons of light olive oil, 1 tablespoon of fresh lemon juice, and a generous pinch of salt and black pepper. Whisk all these ingredients together thoroughly until they are well incorporated. This creates a homogeneous mixture that will cling beautifully to the chicken, ensuring maximum flavor absorption.
Mastering the Marination: Time is Your Flavor Friend
The duration of marination plays a significant role in the final flavor and tenderness of your chicken. While this recipe is designed for speed, you have options to intensify the taste.
- Quick Marination (30 minutes): If you’re pressed for time, a 30-minute soak in the refrigerator is sufficient to impart a noticeable zest and flavor to the chicken. This is perfect for those spontaneous weeknight dinners.
- Optimal Marination (2-4 hours): For an even richer flavor profile, allow the chicken to marinate for 2 to 4 hours in the fridge. This extended period allows the lemon, garlic, and Dijon to truly penetrate the meat, resulting in a more profound and complex taste.
- Overnight Marination (Maximum Flavor): For the most intensely flavored and tender chicken, marinate it overnight (8-12 hours). Place the chicken thighs in the prepared marinade, cover the bowl tightly with a lid or an environmentally friendly beeswax food wrap, and refrigerate. This advanced preparation is ideal for meal planning and yields exceptional results.
Once marinated, the chicken is ready for baking alongside the crisp Brussels sprouts.
Preparing Your Brussels Sprouts: A Guide to Perfect Roasting
Brussels sprouts are often misunderstood, but when prepared correctly, they transform into a deliciously caramelized and slightly nutty vegetable. Proper cleaning and preparation are key to achieving their best texture and flavor.
- Rinse Thoroughly: Begin by rinsing the Brussels sprouts under cold running water. This removes any surface dirt, dust, or potential residues from harvesting.
- Trim the Stem: Using a small, sharp knife, carefully trim off the very tip of the stem end. Discard this tough part. During this process, some of the outer leaves may naturally fall off. If these leaves look fresh and vibrant, you can keep them to roast alongside the halved sprouts for extra crispiness. Otherwise, discard any withered or discolored leaves.
- Halve the Sprouts: For even cooking and better caramelization, cut each Brussels sprout in half from top to bottom. If you encounter larger sprouts, you may even quarter them. This increases the surface area exposed to the heat, leading to those coveted crispy edges.
- Season: Once cleaned and halved, the Brussels sprouts are ready to be tossed with a little olive oil, salt, and pepper before joining the chicken on the baking sheet.
These simple steps ensure your Brussels sprouts are perfectly prepped for roasting, ready to absorb the delicious flavors of the baking pan and achieve that wonderful, slightly charred texture.
Beyond the Plate: Serving Suggestions for a Complete Meal
This Baked Chicken with Brussels Sprouts is incredibly versatile and can be served with a variety of sides to create a well-rounded and satisfying meal.
- Low-Carb Options: For a lighter meal, consider serving it with cauliflower rice or creamy mashed cauliflower. These alternatives are excellent for those monitoring their carbohydrate intake.
- Heartier Choices: If you prefer a more traditional side, classic regular rice, quinoa, or fluffy mashed potatoes make fantastic companions, soaking up all the delicious pan juices.
- Add a Fresh Salad: A simple green salad with a light vinaigrette can provide a refreshing contrast to the rich flavors of the chicken and bacon.
- Other Roasted Vegetables: Feel free to add other quick-cooking vegetables to the pan, such as sweet potato chunks, bell peppers, or carrots, for an even more diverse and colorful meal.

More One-Pan Chicken Recipes to Elevate Your Weeknights
If you love the convenience and flavor of this Baked Chicken with Brussels Sprouts, you’ll be thrilled to explore more one-pan and easy chicken dishes. These recipes are designed to simplify your cooking while delivering incredible taste:
- Slow Cooker Chicken and Sweet Potato: An incredibly easy recipe where all the ingredients are combined in a slow cooker. Just set it and forget it, returning to a perfectly cooked, comforting meal.
- Spicy Chicken Meal-Prep Bowls: Ideal for your Sunday meal preparation, these low-carb bowls are super easy to assemble and perfect for quick lunches or dinners throughout the week.
- Low-carb Chicken Zucchini Enchilada: Discover the magic of “zucchini tortillas” in this amazing low-carb enchilada dish. A fantastic way to enjoy a classic with a healthy twist!
- Asparagus Stuffed Chicken Breast: A favorite among many, this elegant dish features chicken breasts generously stuffed with mozzarella cheese and fresh asparagus. It’s deceptively simple to make but impressive enough for guests.
Exploring these options will keep your dinner rotation exciting and your kitchen routine effortless.

Easy Baked Chicken with Brussels Sprouts
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Ingredients
US Customary
- 6 boneless and skinless chicken thighs
- 1 tbsp fresh parsley chopped
- 2 garlic cloves minced
- 1/2 tbsp Dijon mustard or French’s Yellow if you’re doing Whole30
- ¼ teaspoon onion powder
- 2 tbsp light olive oil
- 1 tbsp fresh lemon juice
- Salt and black pepper to taste the chicken
- 6 bacon strips (chopped)
- 3 cups Brussels sprouts (clean and cut in half)
- Salt and pepper to taste the Brussels sprouts
Instructions
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In a large glass bowl, combine the chicken thighs with chopped parsley, minced garlic, Dijon mustard, onion powder, light olive oil, fresh lemon juice, and salt and black pepper. Stir all ingredients well to coat the chicken thoroughly. Cover the bowl with a beeswax food wrap (a more sustainable alternative to plastic wrap) and place the chicken in the refrigerator to marinate for a minimum of 30 minutes, or ideally overnight for enhanced flavor.
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Preheat your oven to 400°F (200°C).
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Arrange the marinated chicken and the halved Brussels sprouts in a single layer on a large skilletor baking sheet. Ensure there’s enough space between each piece for even roasting and browning.
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Bake for approximately 35-40 minutes, or until the chicken reaches an internal temperature of 165°F (74°C) and the Brussels sprouts are tender-crisp and caramelized.
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While the chicken and Brussels sprouts are baking, cook the chopped bacon in a separate skillet over medium heat for about 7-10 minutes, or until it is perfectly crispy. Once the baked chicken and Brussels sprouts are done, remove them from the oven and generously sprinkle the crispy bacon bits over the top before serving.
Notes
- Looking for more one-pan meals? Explore our extensive list of delicious one-pan recipes HERE.
- Discover other fantastic one-pan chicken recipes like the Sweet Potato Chicken Kale Skillet, Slow Cooker Chicken and Sweet Potato, Asparagus Sweet Potato Chicken Skillet, and Chimichurri Chicken Green Beans Skillet.
- Always ensure to properly clean and trim your Brussels sprouts before cooking to remove any tough outer leaves and ensure even cooking.
- If you prefer using chicken breasts, you certainly can! Just be mindful to adjust the cooking time as white meat typically cooks faster than dark meat to prevent it from drying out.
- For the most vibrant and fresh flavor, always use freshly squeezed lemon juice in your marinade.
- To Store: Any leftover Baked Chicken with Brussels Sprouts can be stored in airtight containers in the refrigerator for up to 4 days, ensuring they retain their freshness and flavor.
- To Reheat: Simply reheat leftovers in the microwave until thoroughly warmed through. For crispier bacon and sprouts, a quick reheat in a preheated oven or air fryer works wonderfully.
- To Freeze: This dish freezes well. Place cooled leftovers in a freezer-safe bag or container and freeze for up to 3 months. Thaw in the refrigerator overnight before reheating.
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
