Go Back
–+ servings

French Onion Baked Chicken

ChickenDiner-StyleOvenStove-Top
Time :1 hour
Yield :4 servings
Print
Share :

Recipe Background

French Onion Baked Chicken combines caramelized onions, melty cheese, and seasoned chicken for a comforting dish.
The magic of French Onion Baked Chicken starts when you melt butter and olive oil, swirling around the pan like an aromatic wave. As the onions begin to caramelize, a sweet, savory perfume fills the kitchen, reminiscent of cozy bistros and slow-cooked dinners. Don't rush this step—give the onions time to deepen in color and flavor. Once they're a caramel dream, a splash of balsamic vinegar and beef broth transforms them into a velvety jam, ready to embrace the chicken.
Layered with chicken, these deeply flavored onions become the star, nestling beneath a blanket of mozzarella and Parmesan. The combination promises a dish that's both hearty and comforting, with tender chicken peeking through cheesy layers. When baked, the cheese turns golden and slightly crisp, offering a delightful contrast to the soft, rich onions.
Share it among friends or family around a big table, and you’ll see smiles peek through as the baking dish is passed around. It's like serving a hug on a plate—a delicious bit of warmth on any evening. Each bite is a perfect balance of sweet onions, savory chicken, and melty cheese, a testament to patience and good ingredients coming together.

Ingredients

  • 3 tablespoons butter
  • 2 teaspoons olive oil
  • 4 large yellow onions peeled and sliced
  • 1/4 teaspoon black pepper
  • 2 sprigs fresh thyme
  • 3 cloves garlic minced
  • 1 tablespoon balsamic vinegar
  • 2/3 cup reduced-sodium beef broth divided
  • 4 chicken breasts boneless and skinless
  • 1/2 teaspoon kosher salt
  • 1/2 teaspoon black pepper
  • 1/2 teaspoon dried thyme
  • 1 teaspoon garlic powder
  • 1 cup mozzarella shredded
  • 1/3 cup parmesan shredded

Directions

  • Heat a large skillet over medium heat.
  • Add the butter, olive oil, and sliced onions to the oil and season with the black pepper.
  • Add the thyme sprigs to the butter mixture and cook, stirring occasionally, for 8 minutes.
  • While the onions are cooking, preheat the oven to 400 degrees F.
  • Butter a 9x13 inch baking dish.
  • Reduce the heat for the onions to medium-low and cook, stirring occasionally, for 15 minutes.
  • Stir the garlic into the onions and cook for 1 minute.
  • Stir the balsamic vinegar and 1/3 cup of the beef broth into the onion mixture.
  • Stir and cook the onion mixture until it is thick with a jam-like consistency, about 1 minute.
  • Add about a 1/2 cup of the caramelized onions to the prepared baking dish
  • Add the remaining beef broth to the baking dish and stir.
  • Season both sides of the chicken breasts with the kosher salt, the black pepper, the dried thyme, and the garlic powder.
  • Arrange the chicken breasts in the prepared baking dish and top each with a generous spoonful of the caramelized onions.
  • Top the chicken and the onions with the mozzarella and the parmesan.
  • Bake until the chicken is cooked to an internal temperature of 165 degrees F, about 25 minutes.
  • Serve.
×