French Onion Chicken Orzo Casserole

French Onion Chicken Orzo Casserole

Author: Chef Elsa Prep Time: 30 min
Cook Time: 90 min Total Time: 120 min
Yield: 6 servings Category: Dishes Cuisine: French Diet: Gluten-Free Option Available

Description

Description A cozy, cheesy bake that combines the rich flavors of French onion soup with orzo and shredded chicken for a comforting casserole 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 (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
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Instructions

  1. Preheat your oven to 375°F (190°C).
  2. In a large Dutch oven, melt butter and olive oil over medium-low heat. Add sliced onions, sugar, and salt. Cover and cook for 10–15 minutes.
  3. Uncover and cook for another 45–90 minutes until onions are deeply golden brown.
  4. Remove 1/2 cup of caramelized onions for topping. Add minced garlic and thyme to the pot and sauté for 1 minute.
  5. Deglaze with 1/2 cup chicken broth and let simmer for 2–3 minutes.
  6. Stir in flour and cook for 1 minute, then gradually add remaining chicken broth and heavy cream. Mix in orzo, simmering for 8–10 minutes.
  7. Stir in shredded chicken and assemble the casserole in a greased baking dish. Layer with mozzarella and reserved onions.
  8. Cover with foil and bake for 20 minutes. Remove foil and bake for an additional 15–20 minutes until bubbly.
  9. Let rest for 10–15 minutes before serving.

Notes

  1. Notes
  2. For extra flavor, consider adding fresh herbs like chives or parsley as a garnish before serving.