Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: French
Ingredients: 2 chicken breasts; 1 large onion, sliced; 1 tbsp butter; 1 cup beef broth; 1 cup shredded Gruyère cheese; 1 tsp thyme; Salt & pepper to taste

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French Onion Chicken Bake is a delicious and comforting dish that combines the rich, savory flavors of French onion soup with tender, juicy chicken. Topped with caramelized onions, melted cheese, and a flavorful sauce, this dish is perfect for a cozy family dinner.

Why You’ll Love This Recipe

Combines the flavors of French onion soup with juicy chicken
Easy to prepare with simple ingredients
Perfect for a comforting and satisfying meal
Great for meal prep and leftovers
Pairs well with a variety of side dishes

Ingredients

(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)

Boneless, skinless chicken breasts
Olive oil
Butter
Yellow onions, thinly sliced
Garlic, minced
Beef broth
Worcestershire sauce
Thyme
Salt and black pepper
Gruyère or Swiss cheese, shredded
Mozzarella cheese, shredded
Fresh parsley for garnish

Directions

Preheat the oven to 375°F (190°C).
In a large skillet, heat olive oil and butter over medium heat. Add sliced onions and cook until caramelized, stirring occasionally. This process takes about 20-25 minutes.
Add minced garlic, thyme, Worcestershire sauce, and beef broth to the caramelized onions. Let it simmer for a few minutes until the mixture is rich and fragrant.
Season the chicken breasts with salt and black pepper, then place them in a greased baking dish.
Spoon the caramelized onion mixture over the chicken breasts, ensuring they are evenly covered.
Sprinkle shredded Gruyère (or Swiss) and mozzarella cheese on top.
Bake for 25-30 minutes, or until the chicken is fully cooked and the cheese is melted and bubbly.
Remove from the oven and let it rest for a few minutes before serving. Garnish with fresh parsley.

Servings and Timing

Servings: 4
Prep Time: 15 minutes
Cook Time: 45 minutes
Total Time: 1 hour

Variations

Add Mushrooms: Sauté mushrooms with the onions for extra depth of flavor.
Use Different Cheese: Swap Gruyère with provolone or white cheddar for a different taste.
Make It Creamy: Stir in a bit of heavy cream to the onion mixture for a richer sauce.
Use Chicken Thighs: Substitute chicken breasts with bone-in or boneless chicken thighs for a juicier texture.
Low-Carb Version: Serve it with roasted vegetables instead of rice or potatoes.

Storage/Reheating

Refrigeration: Store leftovers in an airtight container in the refrigerator for up to 3 days.
Freezing: Freeze the fully cooked dish in an airtight container for up to 2 months. Thaw in the refrigerator overnight before reheating.
Reheating: Warm in a 350°F (175°C) oven for 10-15 minutes or microwave in 30-second intervals until heated through.

FAQs

How do I prevent the onions from burning while caramelizing?

Cook them over low to medium heat, stirring occasionally. Adding a splash of water or broth can help prevent burning.

Can I use pre-cooked chicken for this recipe?

Yes, but reduce the baking time to prevent overcooking. Bake just until the cheese melts and is bubbly.

What can I serve with French Onion Chicken Bake?

It pairs well with mashed potatoes, rice, roasted vegetables, or a side salad.

Can I use store-bought French onion soup mix?

Yes, but homemade caramelized onions provide a deeper and fresher flavor.

Is this recipe gluten-free?

Yes, as long as the Worcestershire sauce and broth are gluten-free.

Can I make this recipe ahead of time?

Yes, assemble the dish and refrigerate it before baking. Bake when ready to serve.

Can I use a different protein instead of chicken?

Yes, pork chops or turkey cutlets work well as substitutes.

What is the best cheese for this recipe?

Gruyère is ideal, but Swiss, provolone, or mozzarella are great alternatives.

How do I know when the chicken is fully cooked?

Use a meat thermometer; the internal temperature should reach 165°F (74°C).

Can I make this dish in a slow cooker?

Yes, cook on low for 4-5 hours or until the chicken is tender, then top with cheese before serving.

Conclusion

French Onion Chicken Bake is a flavorful, cheesy, and satisfying dish that brings the comforting taste of French onion soup into a hearty main course. Easy to prepare and perfect for any occasion, this dish is sure to become a family favorite. Try it with your favorite sides for a delicious meal!