why make this recipe
French Onion Chicken Orzo Casserole is a wonderful dish that combines the savory flavors of French onion soup with comforting chicken and pasta. It’s hearty, creamy, and perfect for any family dinner or comforting weeknight meal. The caramelized onions add a sweet depth that makes this dish irresistible. Plus, it’s an easy one-pan recipe, which means less cleanup for you!
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Ingredients:
- 2 tablespoons unsalted butter
- 1 tablespoon olive oil
- 2 large yellow onions (thinly sliced)
- 1 teaspoon sugar
- 1/2 teaspoon salt
- 3 garlic cloves (minced)
- 1 1/2 cups orzo pasta
- 2 cups cooked shredded chicken (rotisserie works well)
- 1/2 teaspoon dried thyme
- 1/4 teaspoon black pepper
- 2 cups low-sodium chicken broth
- 1 cup heavy cream (or half and half for a lighter option)
- 1 1/2 cups shredded mozzarella cheese
- 1/2 cup grated Parmesan cheese
- Optional: 1/2 teaspoon Worcestershire sauce or balsamic glaze (for added depth)
Directions:
Caramelize the Onions: In a large oven-safe skillet or Dutch oven, melt the butter and olive oil over medium heat. Add the sliced onions, sugar, and salt. Cook for 20–25 minutes, stirring occasionally, until the onions are deeply golden and caramelized. Stir in the minced garlic during the last 1–2 minutes.
Add Orzo and Chicken: Stir in the orzo and cook for 2 minutes, allowing it to lightly toast. Add the shredded chicken, thyme, pepper, and Worcestershire sauce if using. Mix well.
Pour in Liquids: Add the chicken broth and cream. Bring to a gentle simmer. Reduce the heat to low, cover, and let it cook for 8–10 minutes, stirring occasionally, until the orzo is tender.
Add Cheese: Stir in 1 cup of mozzarella and the Parmesan cheese. Mix until melted and creamy.
Bake the Casserole: Preheat your oven to 375°F (190°C). Sprinkle the remaining 1/2 cup of mozzarella over the top. Bake uncovered for 10–15 minutes until bubbly and golden on top.
Serve: Let it rest for 5–10 minutes before serving. Garnish with fresh thyme or parsley if desired.
how to serve French Onion Chicken Orzo Casserole
Serve this casserole warm right from the oven. It pairs well with a simple green salad or some crusty bread to soak up all the delicious flavors. For a special touch, add a sprinkle of fresh herbs or some extra grated Parmesan on top just before serving.
how to store French Onion Chicken Orzo Casserole
Store any leftovers in an airtight container in the refrigerator for up to 3 days. Reheat in the oven or microwave until warmed through. If you plan to make it ahead of time, you can prepare it up to the baking step, cover it, and refrigerate it. Just bake it when you’re ready to serve!
tips to make French Onion Chicken Orzo Casserole
- Don’t rush the caramelizing process! Allow the onions to cook until they are nice and golden for the best flavor.
- Feel free to swap the proteins. You can use leftover turkey or even beans for a vegetarian option.
- If you like it extra cheesy, add more cheese on top before baking!
- Experiment with herbs. Fresh thyme or rosemary can enhance the flavor.
variation
You can switch up the cheese based on your preference. Try swapping the mozzarella for cheddar for a different flavor profile. You can also add vegetables such as spinach or mushrooms for added nutrition.
FAQs
Can I use different types of pasta?
Yes, you can use other small pasta shapes like ditalini or even rice, but remember that cooking times may vary.
Can I make this ahead of time?
Absolutely! You can prepare it in advance and store it covered in the refrigerator. Just bake it right before serving.
What if I don’t have heavy cream?
You can substitute heavy cream with milk or half-and-half for a lighter option. It might be less creamy, but still delicious!

French Onion Chicken Orzo Casserole
- Total Time: 60 minutes
- Yield: 6 servings
- Diet: Poultry
Description
A hearty and creamy casserole that combines French onion soup flavors with chicken and pasta for a comforting family meal.
Ingredients
- 2 tablespoons unsalted butter
- 1 tablespoon olive oil
- 2 large yellow onions (thinly sliced)
- 1 teaspoon sugar
- 1/2 teaspoon salt
- 3 garlic cloves (minced)
- 1 1/2 cups orzo pasta
- 2 cups cooked shredded chicken
- 1/2 teaspoon dried thyme
- 1/4 teaspoon black pepper
- 2 cups low-sodium chicken broth
- 1 cup heavy cream
- 1 1/2 cups shredded mozzarella cheese
- 1/2 cup grated Parmesan cheese
- Optional: 1/2 teaspoon Worcestershire sauce or balsamic glaze
Instructions
- In a large oven-safe skillet or Dutch oven, melt the butter and olive oil over medium heat. Add the sliced onions, sugar, and salt. Cook for 20–25 minutes, stirring occasionally, until the onions are deeply golden and caramelized. Stir in the minced garlic during the last 1–2 minutes.
- Stir in the orzo and cook for 2 minutes, allowing it to lightly toast. Add the shredded chicken, thyme, pepper, and Worcestershire sauce if using. Mix well.
- Add the chicken broth and cream. Bring to a gentle simmer. Reduce the heat to low, cover, and let it cook for 8–10 minutes, stirring occasionally, until the orzo is tender.
- Stir in 1 cup of mozzarella and the Parmesan cheese. Mix until melted and creamy.
- Preheat your oven to 375°F (190°C). Sprinkle the remaining 1/2 cup of mozzarella over the top. Bake uncovered for 10–15 minutes until bubbly and golden on top.
- Let it rest for 5–10 minutes before serving. Garnish with fresh thyme or parsley if desired.
Notes
Store leftovers in an airtight container in the refrigerator for up to 3 days. Can be prepared up to the baking step and refrigerated for later.
- Prep Time: 15 minutes
- Cook Time: 45 minutes
- Category: Main Course
- Method: Baking
- Cuisine: French
