Preheat the oven: Preheat to 400°F (200°C) and lightly grease a large baking dish.
Season the chicken: Rub chicken breasts with olive oil, garlic powder, oregano, paprika, salt, and pepper. Set aside.
Prepare the veggies: Toss potatoes and green beans in olive oil, minced garlic, thyme, paprika, salt, and pepper. Spread evenly in the baking dish.
Assemble the dish: Nestle the chicken breasts on top of the veggies.
Make the sauce: Whisk together chicken broth, lemon juice, and Dijon mustard. Drizzle over the chicken and vegetables.
Bake: Roast for 40-45 minutes or until the chicken reaches an internal temperature of 165°F (74°C) and the potatoes are tender.
Serve & enjoy: Let rest for 5 minutes before slicing the chicken. Plate with veggies and drizzle any remaining sauce from the pan for extra flavor!
Notes & Variations
Veggie swap: Use carrots, zucchini, or bell peppers instead of green beans. 
Make it spicy: Add a dash of chili flakes for a kick. 
Add cheese: Sprinkle Parmesan over the dish during the last 10 minutes of baking for a cheesy finish. 
Conclusion
This One-Pan Garlic Herb Chicken with Potatoes and Green Beans is proof that a simple recipe can still feel hearty, flavorful, and satisfying. With just one baking dish and straightforward ingredients, you get a complete meal that looks beautiful on the plate and tastes even better. The garlic, herbs, and light sauce bring everything together without overpowering the natural flavors of the chicken and vegetables.
One of the biggest advantages of this recipe is how adaptable it is. You can swap vegetables, adjust the seasoning, or add extras like cheese or spice to suit your taste. It’s equally perfect for a cozy family dinner, a casual gathering, or prepping meals ahead of time for busy days.
If you’re looking for a dependable, no-fuss dinner that delivers comfort, nutrition, and great flavor, this recipe deserves a spot in your regular rotation. It’s easy, efficient, and satisfying—exactly the kind of meal that makes home cooking enjoyable and stress-free.
