French Onion Chicken Orzo Casserole

A comforting dish that combines the rich flavors of French onion soup with hearty orzo pasta and tender chicken, perfect for family dinners or gatherings.

why make this recipe

French Onion Chicken Orzo Casserole is a comforting dish that combines the rich flavors of French onion soup with hearty orzo pasta and tender chicken. It’s perfect for family dinners or gatherings, as it’s easy to make and can feed a crowd. The blend of caramelized onions, creamy sauce, and melted cheese creates a deliciously satisfying meal that everyone will love.

how to make French Onion Chicken Orzo Casserole

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 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:

  1. 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.

  2. 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.

  3. Pour in Liquids: Add the chicken broth and cream. Bring to a gentle simmer. Reduce heat to low, cover, and let it cook for 8-10 minutes, stirring occasionally, until the orzo is tender.

  4. Add Cheese: Stir in 1 cup of mozzarella and the Parmesan cheese. Mix until melted and creamy.

  5. Bake the Casserole: Preheat the 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.

  6. 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, directly from the oven. It pairs well with a light salad or some crusty bread to soak up the delicious creamy sauce. A sprinkle of fresh herbs can add a touch of color and freshness to the dish.

how to store French Onion Chicken Orzo Casserole

To store leftovers, let the casserole cool completely. Transfer any remaining portions to an airtight container and refrigerate for up to 3-4 days. You can also freeze the casserole for up to 2-3 months. Thaw in the fridge overnight before reheating.

tips to make French Onion Chicken Orzo Casserole

  • Use fresh onions for the best flavor. Yellow onions caramelize beautifully for this dish.
  • Don’t rush the caramelization process, as that’s where the deep flavors develop.
  • Feel free to adjust the seasonings according to your taste. You can add more herbs or spices if you like.

variation

You can add vegetables like spinach or mushrooms to the casserole for added nutrition and flavor. If you want a lighter version, use half and half instead of heavy cream, or substitute with a non-dairy option.

FAQs

1. Can I use uncooked chicken instead of shredded rotisserie chicken?
Yes, you can use uncooked chicken. Just cook it first until it’s fully heated and then shred it to add to the dish.

2. How can I make this dish vegetarian?
To make a vegetarian version, omit the chicken and use vegetable broth instead of chicken broth. You can add more vegetables like zucchini or bell peppers.

3. Can I prepare this casserole ahead of time?
Yes, you can prepare the casserole ahead of time. Just assemble it and cover it in the fridge. When ready to cook, bake it straight from the fridge, adding a little extra time if needed.

French Onion Chicken Orzo Casserole

A comforting dish that combines the rich flavors of French onion soup with hearty orzo pasta and tender chicken, perfect for family dinners or gatherings.
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Prep Time 15 minutes
Cook Time 45 minutes
Total Time 1 hour
Course Dinner, Main Course
Cuisine American, French
Servings 6 servings
Calories 550 kcal

Ingredients
  

For the casserole

  • 2 tablespoons unsalted butter
  • 1 tablespoon olive oil
  • 2 large yellow onions (thinly sliced)
  • 1 teaspoon sugar
  • 1/2 teaspoon salt
  • 3 cloves garlic (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 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

Instructions
 

Cooking

  • 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 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 the 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

Use fresh onions for the best flavor. Don’t rush the caramelization process, as that’s where the deep flavors develop. Feel free to adjust the seasonings according to your taste. You can add more herbs or spices if you like. Store leftovers in an airtight container for up to 3-4 days in the refrigerator or freeze for up to 2-3 months.

Nutrition

Serving: 1gCalories: 550kcalCarbohydrates: 40gProtein: 35gFat: 25gSaturated Fat: 15gSodium: 800mgFiber: 2gSugar: 3g
Keyword casserole, chicken, comfort food, French Onion, Orzo
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