French Onion Chicken Bake


Looking for a simple yet sensational dinner idea that will have your taste buds singing with delight? Look no further than this mouthwatering French Onion Chicken Bake recipe. With juicy chicken breasts coated in a savory blend of garlic-infused mayo and topped with a crispy onion and Parmesan crust, this dish is sure to become a family favorite. Follow these easy steps to culinary success and elevate your dinner game tonight!

Ingredients That Delight:

  • 2-1/2 pounds chicken breasts (bone-in or boneless)
  • 1/4 cup mayonnaise
  • 2 tablespoons garlic, chopped
  • 1 ounce dry onion soup mix (1 envelope)
  • 1 cup dry breadcrumbs
  • 1/4 cup grated Parmesan cheese
  • Kosher salt and pepper, to taste

Directions for Culinary Success:

  1. Preheat and Prepare: Begin by preheating your oven to 450°F and greasing a heavy baking sheet with non-stick spray. This ensures that your chicken bakes evenly without sticking to the pan.
  2. Blend the Magic: In a small bowl, combine the mayonnaise and chopped garlic to create a luscious garlic-infused mayo. This creamy mixture will add depth of flavor to your chicken, making each bite irresistible. Set this flavorful mixture aside for later use.
  3. Create the Coating: In another bowl, mix together the dry onion soup mix, breadcrumbs, and grated Parmesan cheese. This combination creates a crunchy and savory topping that will elevate your chicken to new heights of deliciousness. Set aside for later use.
  4. Season and Brush: Season the chicken breasts with salt and pepper to taste, ensuring that each piece is perfectly seasoned. Then, generously brush them with the prepared mayonnaise and garlic mixture, coating each piece evenly. This step not only adds flavor but also helps the breadcrumb mixture adhere to the chicken.
  5. Top with Flavor: Sprinkle the breadcrumb mixture over the chicken breasts, pressing gently to adhere. The combination of onion soup mix, breadcrumbs, and Parmesan cheese creates a crispy crust that will tantalize your taste buds with every bite.
  6. Bake to Perfection: Carefully place the coated chicken on the prepared baking sheet and bake for 35 to 45 minutes, or until the internal temperature of the chicken reaches 160°F. This ensures that the chicken is cooked through while remaining juicy and succulent.
  7. Rest and Serve: Once baked to golden perfection, remove the chicken from the oven and allow it to rest for 5 minutes before serving. This brief rest period allows the flavors to meld and ensures the chicken reaches a safe internal temperature of 165°F without overcooking.
  8. Enjoy Every Bite: Plate up this delectable French Onion Chicken Bake and savor the irresistible flavors with each mouthwatering bite. Serve alongside your favorite side dishes for a complete and satisfying meal that will have everyone coming back for seconds.

Serving and Storage Tips:

  1. Serving Suggestions: When serving French Onion Chicken Bake, consider pairing it with steamed vegetables, roasted potatoes, or a fresh garden salad for a well-rounded meal. The crispy crust and juicy chicken are versatile enough to complement a variety of side dishes.
  2. Garnish with Fresh Herbs: For an extra burst of flavor and visual appeal, garnish the plated chicken with freshly chopped parsley or thyme. This adds a touch of brightness to the dish and enhances its presentation.
  3. Make Ahead: You can prepare the mayonnaise and breadcrumb mixture in advance and store them separately in airtight containers in the refrigerator. When ready to bake, simply coat the chicken and proceed with the recipe as directed.
  4. Leftover Storage: If you have leftovers, store them in an airtight container in the refrigerator for up to 3-4 days. To maintain the crispiness of the crust, consider placing a paper towel between the chicken pieces to absorb any excess moisture.
  5. Reheating: To reheat leftover French Onion Chicken Bake, preheat your oven to 350°F and place the chicken on a baking sheet. Cover loosely with foil to prevent the crust from burning, and bake for 10-15 minutes, or until heated through.
  6. Freezing Instructions: While this dish is best enjoyed fresh, you can freeze any leftover chicken for future meals. Allow the chicken to cool completely, then transfer it to a freezer-safe container or resealable plastic bag. Label with the date and store in the freezer for up to 2-3 months. To reheat, thaw overnight in the refrigerator and follow the reheating instructions above.

Variations of French Onion Chicken Bake:

  1. Cheesy Variation: For an extra indulgent twist, add a layer of shredded mozzarella or Gruyère cheese on top of the breadcrumb mixture before baking. The melted cheese will create a gooey, savory topping that pairs perfectly with the French onion flavors.
  2. Vegetarian Option: Substitute the chicken breasts with thick slices of portobello mushrooms or cauliflower steaks for a meatless version of this dish. Follow the same coating and baking instructions, adjusting the cooking time as needed for the vegetables.
  3. Spicy Kick: For those who enjoy a bit of heat, add a dash of cayenne pepper or red pepper flakes to the breadcrumb mixture. This will add a spicy kick to the dish without overpowering the classic French onion flavors.
  4. Herb-infused Mayo: Experiment with different herbs to infuse into the mayonnaise mixture. Try adding fresh chopped rosemary, thyme, or basil for a fragrant and herbaceous twist on the original recipe.
  5. Gluten-Free Option: Use gluten-free breadcrumbs or crushed gluten-free crackers in place of the traditional breadcrumbs to make this recipe gluten-free. Ensure that all other ingredients, including the onion soup mix, are also gluten-free.
  6. Creamy Sauce: Create a creamy sauce to serve alongside the chicken by mixing together sour cream, Dijon mustard, and a splash of white wine or chicken broth. Drizzle the sauce over the baked chicken just before serving for added richness and flavor.
  7. Sheet Pan Variation: Instead of baking the chicken breasts individually, turn this recipe into a convenient one-pan meal by adding sliced onions and bell peppers to the baking sheet alongside the chicken. Toss the vegetables with olive oil, salt, and pepper before baking for a complete and flavorful meal in one pan.
  8. Balsamic Glaze: Finish off the baked chicken with a drizzle of balsamic glaze just before serving. The sweet and tangy flavor of the balsamic vinegar will complement the savory onion crust beautifully.

These variations offer creative ways to customize the French Onion Chicken Bake recipe to suit your taste preferences and dietary needs. Whether you’re looking to add more cheese, spice things up, or keep it light and vegetarian, there’s a variation for everyone to enjoy!


With its tender chicken, flavorful coating, and crispy crust, this French Onion Chicken Bake is a true crowd-pleaser. Whether you’re cooking for a family dinner or entertaining guests, this recipe is sure to impress. So why wait? Try it tonight and experience the joy of homemade comfort food at its finest!

FAQs (Frequently Asked Questions) about French Onion Chicken Bake:

  1. Can I use boneless chicken breasts instead of bone-in? Yes, boneless chicken breasts can be used in this recipe. Adjust the baking time accordingly, as boneless chicken breasts may cook faster than bone-in.
  2. Can I substitute mayonnaise with Greek yogurt? While mayonnaise adds richness to the dish, you can substitute it with Greek yogurt for a lighter option. The yogurt will still provide moisture and help the breadcrumb mixture adhere to the chicken.
  3. What can I use instead of dry onion soup mix? If you prefer to avoid pre-packaged mixes, you can create your own onion seasoning blend using dried minced onions, garlic powder, onion powder, and a pinch of salt. Adjust the seasoning to taste.
  4. Is it necessary to use Parmesan cheese? Parmesan cheese adds a savory depth of flavor to the breadcrumb topping, but you can substitute it with another hard cheese such as Pecorino Romano or Asiago if preferred.
  5. How do I know when the chicken is cooked through? Use a meat thermometer to ensure the chicken reaches an internal temperature of 165°F. Insert the thermometer into the thickest part of the chicken breasts to check for doneness.
  6. Can I prepare this dish ahead of time? Yes, you can prepare the chicken up to the point of coating it with the mayonnaise and breadcrumb mixture, then refrigerate it until ready to bake. Allow the chicken to come to room temperature before baking for even cooking.
  7. Can I freeze leftovers? While this dish is best enjoyed fresh, you can freeze any leftover cooked chicken for up to 2-3 months. Wrap the chicken tightly in plastic wrap or aluminum foil and place it in a freezer-safe container.
  8. What side dishes pair well with French Onion Chicken Bake? This dish pairs well with a variety of side dishes such as roasted vegetables, mashed potatoes, steamed rice, or a simple green salad.
  9. Can I make this recipe gluten-free? Yes, you can make this recipe gluten-free by using gluten-free breadcrumbs and ensuring that all other ingredients, including the onion soup mix, are also gluten-free.
  10. How can I prevent the breadcrumb topping from burning? If you notice the breadcrumb topping starting to brown too quickly, loosely cover the chicken with foil during the last few minutes of baking to prevent it from burning while the chicken finishes cooking through.

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