Low Calorie Garlic Lemon Chicken with Roasted Brussels Sprouts That’s Easy and Delicious

Molly Dupont
Molly Dupont
15 min Prep Time
30 min Time
4 Servings
Easy Difficulty
4.7 (20 ratings)

This garlicky lemon chicken is light, flavorful, and pairs perfectly with crispy roasted Brussels sprouts. A simple, healthy dinner that’s ready in under an hour and great for any night when you want something nourishing but not heavy.

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Introduction

I first made this garlic lemon chicken with roasted Brussels sprouts on a busy weeknight when I wanted something healthy but satisfying. My family usually loves hearty meals, but this lighter dish surprised everyone with how flavorful and filling it was. What makes this recipe special is the bright lemon zest and garlic that really bring the chicken to life without adding calories. Plus, roasting the Brussels sprouts until they’re crispy on the edges gives them a wonderful texture that pairs perfectly with the juicy chicken. I learned early on that marinating the chicken briefly in lemon juice and garlic before cooking really helps keep it tender and juicy. It’s a simple trick but makes a big difference compared to just seasoning and cooking right away. The finished dish looks beautiful on the plate with those golden sprouts and glossy lemon sauce. It’s the kind of meal I’m happy to serve any night of the week, especially when I want to eat clean but still enjoy a comforting dinner. I think you’ll love how easy it is to make and how fresh it tastes!

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What You'll Need

4 servings

  • 4 boneless skinless chicken breasts, about 6 ounces each
  • 3 tablespoons olive oil, divided
  • 4 cloves garlic, minced
  • 1 lemon, zested and juiced
  • 1 teaspoon dried oregano
  • Salt and freshly ground black pepper, to taste
  • 1 pound Brussels sprouts, trimmed and halved
  • 1 tablespoon balsamic vinegar (optional)

How To Do It

Step 1
Start by prepping the chicken breasts. Pat them dry with paper towels to remove excess moisture; this helps the garlic lemon marinade stick better and ensures the chicken sears nicely. In a small bowl, mix 2 tablespoons of olive oil, minced garlic, lemon zest, lemon juice, oregano, salt, and pepper. Coat the chicken breasts evenly with this marinade and let them sit for at least 10 minutes. This step infuses the chicken with bright, tangy flavor and helps tenderize the meat, so don’t skip it or rush it. If you have more time, marinate up to 30 minutes in the fridge.
⏱ Time: 10-15 minutes
✓ Doneness: Chicken breasts are evenly coated and have absorbed the marinade, feeling slightly tacky to the touch.
Step 2
While the chicken marinates, preheat your oven to 425°F (220°C). Toss the halved Brussels sprouts with the remaining 1 tablespoon of olive oil, salt, and pepper. Spread them out on a baking sheet in a single layer to ensure they roast evenly and get crispy edges. Roast for about 20-25 minutes, flipping halfway through. Keep an eye on them so they don’t burn; you want them nicely browned and tender but still with a bit of bite. The high heat helps caramelize their natural sugars, bringing out a nutty, rich flavor.
⏱ Time: 20-25 minutes
✓ Doneness: Brussels sprouts are golden brown on the edges, tender when pierced with a fork, and smell sweet and toasty.
Step 3
While the Brussels sprouts roast, heat a large skillet over medium-high heat. Add the marinated chicken breasts and sear for about 5-6 minutes on one side without moving them; this forms a nice golden crust. Flip and cook another 5-6 minutes on the other side until the chicken is cooked through and registers 165°F (74°C) internally. Avoid overcrowding the pan or turning the chicken too often, which can prevent proper browning. The crust locks in juices and adds texture.
⏱ Time: 10-12 minutes
✓ Doneness: Chicken has a golden-brown crust and juices run clear when pierced; internal temperature reads 165°F.
Step 4
Once the chicken is cooked, remove it from the pan and set aside to rest for 5 minutes. This resting period lets the juices redistribute, keeping the meat moist and tender. Meanwhile, if you like, add a splash of balsamic vinegar to the pan and scrape up any browned bits to create a quick pan sauce. This adds a subtle tang and depth of flavor that complements the lemon and garlic.
⏱ Time: 5 minutes
✓ Doneness: Chicken rests without losing moisture; pan sauce is slightly thickened and glossy.
Step 5
Plate the chicken breasts alongside the roasted Brussels sprouts. Drizzle the pan sauce over the chicken if you made it. The combination of the bright lemon, garlicky chicken, and caramelized sprouts creates a balanced meal that’s light but satisfying. Serve immediately while everything is warm and fresh.
⏱ Time: 2 minutes
✓ Doneness: Dish is visually appealing with golden chicken, vibrant sprouts, and glossy sauce.

Pro Tips

Don’t skip patting the chicken dry before marinating.
Removing excess moisture allows the marinade to cling better and helps the chicken brown properly during cooking. If the chicken is too wet, it steams instead of sears, resulting in a less flavorful and less appealing crust.
Roast Brussels sprouts cut side down.
Placing the cut side down on the baking sheet maximizes direct contact with the hot surface, promoting better caramelization and crispiness. This technique enhances the sprouts’ natural sweetness and creates a wonderful texture contrast.
Let the chicken rest after cooking.
Resting allows the juices inside the meat to redistribute evenly, preventing them from spilling out when you cut into the chicken. This simple step ensures the meat stays juicy and tender rather than drying out.
Use fresh lemon zest and juice separately.
Zest contains aromatic oils that provide intense lemon flavor without the acidity of juice. Adding both zest and juice layers the lemon flavor more fully, making the dish taste fresher and brighter.
Don’t overcrowd the pan when searing chicken.
Crowding traps steam and prevents the chicken from developing a proper crust. Cook in batches if needed to ensure even browning and better flavor.
Flip Brussels sprouts halfway through roasting.
Turning the sprouts ensures even browning on all sides and prevents burning. It also helps them cook through evenly, so you get tender centers with crisp edges.
Use a meat thermometer to check chicken doneness.
Cooking chicken to the safe internal temp of 165°F prevents undercooking and foodborne illness without overcooking and drying it out. It’s a reliable way to get perfect results every time.

Common Mistakes to Avoid

Skipping the marinade or marinating too briefly.

Why it happens Many cooks want to save time and skip marinating, assuming seasoning at cooking is enough.

Fix Take at least 10 minutes to marinate the chicken so the lemon and garlic flavors penetrate and tenderize the meat. Even a short marinade improves moisture and taste significantly.

Overcrowding the roasting pan or skillet.

Why it happens Trying to cook everything at once to save time.

Fix Give Brussels sprouts and chicken enough space to roast and sear properly. Crowding causes steaming and soggy texture instead of crispiness and browning.

Not preheating the oven or pan.

Why it happens Rushing the cooking process or multitasking.

Fix Always preheat your oven to 425°F and heat the skillet before adding chicken. Proper heat is essential for caramelization and even cooking.

Cutting into the chicken immediately after cooking.

Why it happens Eagerness to serve leads to slicing too soon.

Fix Let the chicken rest for 5 minutes after cooking to keep juices inside. Otherwise, the meat will be dry and less flavorful.

Using frozen Brussels sprouts without thawing.

Why it happens Convenience or lack of fresh produce.

Fix Use fresh sprouts for best texture and flavor. If using frozen, thaw and dry them thoroughly before roasting to avoid sogginess.

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Variations

Add a touch of heat with red pepper flakes

If you like a little spice, sprinkle red pepper flakes into the marinade or over the Brussels sprouts before roasting. It adds a subtle kick without overpowering the lemon garlic flavors. This variation gives the dish a warm, comforting edge perfect for cooler evenings.

Note: Add red pepper flakes sparingly and taste as you go since a little goes a long way. Adjust roasting time slightly if you prefer milder heat.

Swap chicken breasts for thighs

Using boneless skinless chicken thighs instead of breasts adds extra juiciness and a richer flavor. Thighs are more forgiving if slightly overcooked and pair beautifully with the lemon garlic marinade. Expect a slightly darker meat and more tender texture.

Note: Thighs may require a few extra minutes of cooking; use a thermometer to check doneness.

Include toasted almonds for crunch

Sprinkle toasted sliced almonds over the roasted Brussels sprouts just before serving for a lovely nutty crunch. This adds texture contrast and a bit of extra nutrition, making the dish feel a little more special.

Note: Toast almonds in a dry pan over medium heat until golden and fragrant, about 3-5 minutes, stirring often.

Make it a one-pan meal

Try roasting the chicken and Brussels sprouts together on the same sheet pan. Arrange chicken breasts on one side and sprouts on the other, adjusting cooking time as needed. This saves cleanup and infuses the sprouts with more chicken flavor.

Note: Place chicken on the hotter side of the pan for better browning and monitor sprouts to prevent burning.

Add fresh herbs for brightness

Finish the dish with chopped fresh parsley or thyme sprinkled over the chicken and sprouts. The herbs add a fresh, vibrant note that complements the lemon and garlic beautifully.

Note: Add fresh herbs just before serving to preserve their color and flavor.

Nutrition

Per Serving:

320 kcal
Calories
35g
Protein G
12g
Carbohydrates G
14g
Fat G
5g
Fiber G
420mg
Sodium
Nutritional values are estimates and may vary based on specific ingredients used.

Storage & Tips

Room Temperature

This dish can safely sit out at room temperature for up to 2 hours if covered loosely with foil or a clean towel. Beyond that, bacteria can grow, so it’s best to refrigerate leftovers promptly.

Refrigerator

Store leftovers in an airtight container in the fridge for up to 3-4 days. The chicken may dry out slightly when cold, so reheat gently and consider adding a splash of water or broth to keep it moist.

Freezer

Freeze cooked chicken and Brussels sprouts separately in airtight containers or freezer bags for up to 2 months. Wrap tightly to prevent freezer burn. Thaw overnight in the fridge before reheating.

Reheating

Reheat gently in a skillet over medium-low heat or in the microwave at medium power, adding a splash of water or broth to prevent drying. Avoid high heat which can toughen the chicken and make sprouts mushy.

Make Ahead

You can marinate the chicken 1 day ahead and store it covered in the fridge. Trim and halve the Brussels sprouts in advance, then roast everything the day of cooking for maximum freshness and texture.

FAQ

Can I use frozen Brussels sprouts for this recipe?
While fresh Brussels sprouts roast best, you can use frozen if necessary. Be sure to thaw them completely and pat dry to remove excess moisture before roasting. Otherwise, they may steam instead of crisp, resulting in a soggy texture.
How do I know when the chicken is cooked through without a thermometer?
If you don’t have a thermometer, cut into the thickest part of the chicken breast to check. The meat should be white or very light pink with clear juices running out. Avoid cutting too early to keep the chicken juicy.
Can I prepare this recipe without olive oil?
Olive oil helps with roasting and flavor, but you can substitute with avocado oil or a light vegetable oil with a high smoke point. Avoid butter as it can burn at high roasting temperatures.
What if I don’t have fresh lemons?
Fresh lemons provide the best flavor, but in a pinch, bottled lemon juice can be used. Use less juice than fresh to avoid overpowering acidity, and consider adding a bit of lemon zest if you have dried lemon peel.
Can I make this recipe vegan or vegetarian?
To make a vegetarian version, swap chicken for firm tofu or chickpeas and roast with the Brussels sprouts. Adjust cooking times accordingly. The garlic lemon marinade works well on plant-based proteins too.
How do I prevent the Brussels sprouts from smelling too strong while cooking?
Roasting at high heat caramelizes the sprouts and reduces sulfur odors. Avoid overcooking as that intensifies the smell. Adding a splash of balsamic vinegar or lemon juice after roasting can also brighten flavors and reduce pungency.
Can I use skin-on chicken breasts for this recipe?
Yes, skin-on chicken breasts can be used but expect longer cooking times. The skin crisps nicely and adds flavor, but you may want to roast the chicken separately to ensure even cooking and avoid soggy Brussels sprouts.
Is it okay to marinate the chicken overnight?
Absolutely! Marinating overnight enhances flavor and tenderness even more. Just cover and refrigerate the chicken while marinating. Bring it to room temperature for about 15 minutes before cooking for even cooking.
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Final Thoughts

I hope you enjoy making this low calorie garlic lemon chicken with roasted Brussels sprouts as much as my family does. It’s a simple, tasty way to eat healthy without sacrificing flavor—give it a try and let me know how it turns out!

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