Introduction
If you love the rich, caramelized onion flavor of classic French onion soup and crave a comforting dinner, this French Onion Chicken Bake delivers both with ease. Tender chicken breasts are layered with sweet, caramelized onions, savory gravy, and melted Swiss or Gruyère cheese — creating a cozy casserole that’s perfect for family dinners, weeknights, or any time you want a hearty, flavorful meal.
This recipe takes inspired flavors from French onion soup and turns them into a satisfying baked chicken dish that’s both elegant and simple to prepare. Read on for ingredients, step‑by‑step instructions, serving ideas, helpful tips, and more!
Ingredients
- 4 boneless skinless chicken breasts
- 3 large yellow onions, thinly sliced
- 3 tbsp butter
- 2 cloves garlic, minced
- 1 cup beef broth (or a mix of beef + chicken broth)
- ½ cup dry white wine (optional)
- 1 tbsp Worcestershire sauce
- 2 tsp fresh thyme (or 1 tsp dried thyme)
- Salt & pepper, to taste
- 4–6 slices Swiss or Gruyère cheese
- Optional: crusty bread cubes or French bread to serve
Instructions
- Caramelize the onions: In a large skillet over medium heat, melt butter. Add sliced onions and cook, stirring occasionally, for about 15–20 minutes until soft and golden brown. Add minced garlic in the last 1–2 minutes.
- Prepare the baking dish: Preheat your oven to 375°F (190°C). Lightly grease a 9×13″ baking dish or similar casserole pan.
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