French Onion Chicken Casserole with Orzo

Why You’ll Love This Casserole

French Onion Chicken Orzo Casserole is a unique and mouthwatering twist on the classic French onion soup, combining rich flavors with comfort food elements. This dish brings together tender chicken, savory caramelized onions, and creamy orzo for an easy meal that’s perfect for busy weeknights or special gatherings. Not only is it flavorful, but it’s also a one-pan wonder, making cleanup a breeze.

This casserole is also versatile. You can customize it based on your preferences or what you have on hand. It’s sure to become a family favorite!

French Onion Chicken Orzo Casserole

Ingredients

  • 2 cups orzo pasta
  • 1 pound boneless, skinless chicken breasts, diced
  • 3 large onions, thinly sliced
  • 4 cups beef broth (low sodium recommended)
  • 1 cup heavy cream
  • 2 cups shredded Gruyère cheese
  • 1 tablespoon olive oil
  • 2 tablespoons butter
  • 2 tablespoons fresh thyme leaves (or 1 tablespoon dried thyme)
  • Salt and pepper to taste

Directions

  1. Preheat the Oven: Preheat your oven to 350°F (175°C). Grease a 9×13 inch casserole dish.
  2. Cook the Onions: In a large skillet over medium heat, add olive oil and butter. Once melted, add the sliced onions and a pinch of salt. Cook, stirring frequently, until the onions are caramelized, about 15-20 minutes.
  3. Cook the Chicken: Add the diced chicken to the skillet with the onions and cook until no longer pink, about 5-7 minutes. Season with salt, pepper, and thyme.
  4. Prepare the Orzo: While the chicken and onions are cooking, in a separate pot, bring beef broth to a boil. Add orzo and cook according to package instructions until al dente. Drain and set aside.
  5. Combine Ingredients: In the skillet with the chicken and onions, stir in the heavy cream and cooked orzo. Mix well until thoroughly combined.
  6. Add Cheese: Fold in 1.5 cups of Gruyère cheese and mix until melted and creamy.
  7. Transfer to Casserole Dish: Pour the orzo mixture into the greased casserole dish and spread it evenly. Sprinkle the remaining 0.5 cups of cheese on top.
  8. Bake: Place the casserole in the preheated oven and bake for 25-30 minutes, or until the cheese is bubbly and golden brown.
  9. Garnish and Serve: Let the casserole rest for a few minutes before serving. Garnish with extra thyme leaves if desired.

French Onion Chicken Orzo Casserole

Tips for Perfect French Onion Chicken Orzo Casserole

  • Caramelization: Taking your time to properly caramelize the onions is crucial. This step enhances the flavor significantly.
  • Thyme Flavor: Fresh thyme will provide a more vibrant flavor, but dried thyme can also be used if that’s what you have on hand.
  • Add Vegetables: Feel free to add some sautéed mushrooms, spinach, or other veggies to boost the nutrition and flavor of your casserole. This dish is adaptable and allows for experimentation!

Storage and Reheating

This casserole can be made ahead of time and stored in the refrigerator for up to three days. To reheat, simply place it in the oven at 350°F (175°C) until warmed through. You can also freeze leftovers; it should last for about three months in an airtight container.

Pairing Suggestions

Serve your French Onion Chicken Orzo Casserole with a simple green salad or some crusty bread to soak up the delicious flavors. A glass of white wine pairs beautifully as well, bringing out the richness of the dish.

French onion chicken casserole with orzo in a baking dish

French Onion Chicken Orzo Casserole

A unique and mouthwatering twist on classic French onion soup, combining tender chicken, savory caramelized onions, and creamy orzo for an easy meal.
Prep Time 20 minutes
Cook Time 40 minutes
Total Time 1 hour
Course Dinner, Main Course
Cuisine French
Servings 6 servings
Calories 500 kcal

Ingredients
  

Pasta and Chicken

  • 2 cups orzo pasta
  • 1 pound boneless, skinless chicken breasts, diced

Onions and Broth

  • 3 large onions, thinly sliced
  • 4 cups beef broth (low sodium recommended)

Cream and Cheese

  • 1 cup heavy cream
  • 2 cups shredded Gruyère cheese divided; 1.5 cups for mixing in, 0.5 cups for topping

Fats and Seasoning

  • 1 tablespoon olive oil
  • 2 tablespoons butter
  • 2 tablespoons fresh thyme leaves (or 1 tablespoon dried thyme) fresh recommended for a vibrant flavor
  • Salt and pepper to taste

Instructions
 

Preparation

  • Preheat your oven to 350°F (175°C). Grease a 9x13 inch casserole dish.
  • In a large skillet over medium heat, add olive oil and butter. Once melted, add the sliced onions and a pinch of salt. Cook, stirring frequently, until the onions are caramelized, about 15-20 minutes.
  • Add the diced chicken to the skillet with the onions and cook until no longer pink, about 5-7 minutes. Season with salt, pepper, and thyme.

Cooking

  • While the chicken and onions are cooking, in a separate pot, bring beef broth to a boil. Add orzo and cook according to package instructions until al dente. Drain and set aside.
  • In the skillet with the chicken and onions, stir in the heavy cream and cooked orzo. Mix well until thoroughly combined.

Baking

  • Fold in 1.5 cups of Gruyère cheese and mix until melted and creamy.
  • Pour the orzo mixture into the greased casserole dish and spread it evenly. Sprinkle the remaining 0.5 cups of cheese on top.
  • Place the casserole in the preheated oven and bake for 25-30 minutes, or until the cheese is bubbly and golden brown.
  • Let the casserole rest for a few minutes before serving. Garnish with extra thyme leaves if desired.

Notes

Tips for perfect caramelization of onions and options for adding vegetables like mushrooms or spinach.
Keyword Casserole, Chicken Dish, Comfort Food, French Onion, One-Pan Meal

Conclusion

French Onion Chicken Orzo Casserole is more than just a meal; it’s an experience. With layers of flavor and simple preparation, this dish can fit into any weeknight dinner plan or gather family around the table for a cozy weekend meal.

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