French Onion Chicken is pan-seared chicken cutlets smothered in a rich French Onion gravy and topped with Parmesan, Swiss, and fresh parsley.

If you love slow-cooked caramelized onions, chicken, and French Onion Soup, then this is a must-try. This ultimate comfort-food dish is delicious over egg noodles, rice, or mashed potatoes. Serve with a simple side like steamed broccoli or roasted asparagus.
Ingredient Notes and Substitutions
See the complete list of ingredients on the recipe card below.
- Butter: Salted or unsalted. If using salted, cut back some on any added salt.
- Chicken Cutlets: Use boneless, skinless chicken.
- Wine: Use a dry white wine like Pinot Grigio, Chenin Blanc, or Sauvignon Blanc. Make sure the quality of the wine is good enough that you enjoy a glass.
- Beef Broth: Preferably, use low-sodium.
- Parmesan: For the best flavor, use freshly grated.
- Swiss Cheese: You can substitute Comte, Provolone, or Gruyere cheese.

How to Make French Onion Chicken
This is a summary version; for the complete list of ingredients and instructions, please refer to the recipe card below.
- Heat the olive oil in a skillet over medium-high heat. Sprinkle the chicken cutlets with salt and black pepper.
- Add the cutlets and cook until golden brown and cooked through. Plate the chicken and cover.
- Add butter to the same skillet over medium heat. Add the onions and stir to coat. Sprinkle with salt, spread the onions, and cook.
- Cook for about 30-40 minutes or until the onions are sweet and caramelized.
- Reduce the heat to low, add Italian seasoning and garlic. Stir constantly and cook for a minute.
- Increase the heat to medium, add the wine to the mixture, and reduce. Sprinkle the onions with flour and cook. Stir in the beef broth and simmer.
- Add chicken back to the skillet and top each piece with Parmesan and Swiss cheese. Cover the skillet with aluminum foil and simmer until the cheese melts.

Preparation Tips
- To make chicken cutlets, cut 2 large chicken breasts in half lengthwise to create 4 thinner cutlets. Alternatively, pound the two chicken breasts thinner with a meat mallet and cut them down the center.
- If you don’t use wine in your cooking, omit it and skip that step. If the sauce is too thick, add a couple of tablespoons of low-sodium beef broth at a time until the desired consistency is reached.
- Serve over egg noodles, mashed potatoes, brown or white rice, or zoodles.
Serving Suggestions
- Starch: Egg Noodles, Angel hair pasta, or French baguettes.
- Vegetables: Roasted asparagus, Steamed broccoli, Sauteed spinach, or Garlic butter mushrooms.
- Salad: Garden salad, Olive Garden Salad, or Spring Mix Salad.
More Chicken Recipes

French Onion Chicken
Ingredients
- 1 tablespoon olive oil
- 4 chicken cutlets
- Kosher salt and fresh ground black pepper
- 4 tablespoons butter
- 2 medium yellow onions sliced in ¼ inch rings
- 1 teaspoon Italian Seasoning
- 2 cloves garlic minced
- ½ cup dry white or rose wine
- 2 tablespoons all-purpose flour
- 2 cups low-sodium beef broth
- ½ cup grated Parmesan
- 4 slices Swiss Cheese
Instructions
- Heat the olive oil in a skillet over medium-high heat. While that is heating, sprinkle the chicken cutlets with kosher salt and fresh ground black pepper. Add the chicken breast cutlets and cook until golden brown on both sides. Plate the chicken and cover it to keep it warm.
- Add the butter to the same skillet over medium heat. Add the onions to the skillet and stir to coat. Sprinkle with a little bit of salt and spread the onions out over the surface of the pan so they cook evenly. Stir occasionally and reduce the heat if the onions are browning too fast. Cook for about 30-35 minutes or until sweet and caramelized.
- Reduce the heat to low and add the Italian Seasoning and garlic. Cook for 30-60 seconds, stirring constantly.
- Increase the heat to medium and add the wine, and cook until mostly reduced. Sprinkle the onions with flour and cook for 2 minutes while stirring. Stir in the beef broth and simmer for about 5 minutes or until slightly thickened.
- Add the chicken back to the skillet and top each piece of chicken with an equal amount of Parmesan Cheese and a slice of Swiss Cheese. Cover the skillet with aluminum foil and simmer until the cheese melts. Sprinkle the dish with chopped fresh parsley and serve over noodles, rice, or mashed potatoes.
Notes
- Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat leftovers in the microwave at reduced power.
- To freeze, cool to room temperature, then store in a sturdy freezer container or freezer zipper bag. Freeze for up to 3 months. Thaw in the fridge overnight and reheat in the microwave at reduced power or on the stovetop over low heat.
Nutrition
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AJ
I am adding this to my comfort food list ASAP!! Perfect addition to a nice cozy meal!
Harry
This French onion chicken recipe is super tasty! I loved every bite! This is going in my recipe file!
Beth Pierce
Thanks, Harry! I am so glad that you like it!
Laurie S
I like french onion soup, but never thought about adding it to chicken. This was delicious! Thank you for the recipe, Beth!
Beth Pierce
Thank you, Laurie! I am so glad that you liked the chicken!
Tanya Lee
This is such a tantalizing dish combining the rich flavors of French onion soup with succulent chicken cutlets, resulting in a very mouthwatering culinary experience. Two thumbs up from both me and my husaband. We will make this again.
Beth Pierce
So glad that you both liked it! We love it too!
Tammy
This is a perfect recipe for someone like me who has to keep the carbs down. It was delish! Thank you!
Beth Pierce
My pleasure. Tammy!
Hailey
So hearty and comforting…this was so delicious! I love finding new and delicious chicken recipes for the family. They loved it!
Beth Pierce
Thank you, Hailey! I am so happy that you and your family liked it!
Karen
The family loved this easy Fench onion chicken. I served it over mashed potatoes with steamed broccoli. This is a must make for anyone that love French onion soup.