Irresistible French Onion Chicken Orzo Casserole Recipe

Recipe By:
Melisa Egan
Updated:

Imagine biting into a warm, cheesy casserole where the flavors of sweet caramelized onions dance around tender chicken and hearty orzo. This French onion chicken orzo casserole is pure comfort food, filling your kitchen with an aroma that makes everyone wander in with hungry eyes and empty stomachs. It’s the kind of dish that begs to be shared, sparking joy and laughter around the dinner table.

I remember the first time I made this dish; my friends were skeptical about the combination of flavors. But once they took that first bite, their faces transformed from doubt to delight. Now, it’s a staple at our potlucks—perfect for chilly evenings when you want something satisfying without spending all day in the kitchen.

Why You'll Love This Recipe

  • This French onion chicken orzo casserole is as easy to make as it is delicious.
  • The rich flavor profile combines savory chicken with sweet onions and creamy cheese.
  • Visually appealing with its golden-brown top, it’s sure to impress at any gathering.
  • Plus, it’s versatile enough for weeknight dinners or festive occasions!

I once served this casserole at a family reunion, and my aunt declared it her new favorite dish after one bite.

Essential Ingredients

Here’s what you’ll need to make this delicious dish:

  • Boneless, Skinless Chicken Breasts: Use about 3-4 pieces based on your crowd size; feel free to substitute with thighs if you prefer dark meat.

  • Orzo Pasta: This tiny pasta cooks quickly and absorbs flavors beautifully; you can also use other small pasta types if needed.

  • Sweet Onions: Choose large sweet onions for caramelizing; they add a lovely sweetness that balances the savory elements.

  • Chicken Broth: Opt for low-sodium broth to control saltiness while infusing the dish with rich flavor.

  • Shredded Cheese: A mix of Gruyère and mozzarella gives that gooey cheesiness; don’t skimp on this part!

  • Fresh Thyme: Fresh herbs elevate the dish’s aroma; dried thyme works too if you’re in a pinch.

  • Olive Oil: For sautéing the onions; extra virgin olive oil adds depth but regular works fine.

  • Sour Cream: Adds creaminess and tang; Greek yogurt can be a lighter alternative.

The full ingredients list, including measurements, is provided in the recipe card directly below.

Recipe preparation for french onion chicken orzo casserole

How to Make French Onion Chicken Orzo Casserole

Preheat Your Oven: Start by preheating your oven to 375°F (190°C). Grease a 9×13-inch baking dish with cooking spray for easy cleanup later.

Sauté the Onions: Heat olive oil in a skillet over medium heat. Add sliced sweet onions and cook until they turn soft and golden brown—about 15 minutes—stirring occasionally for even cooking.

Add Chicken and Broth: Once your onions are caramelized, nestle in the chicken breasts. Pour in chicken broth until everything is submerged slightly. Bring it to a simmer for 10 minutes so flavors meld beautifully.

Stir in Orzo and Cheese: Mix in uncooked orzo pasta along with thyme and sour cream. Make sure everything is evenly coated before sprinkling shredded cheese on top generously; it should look like an edible cloud!

Bake It Up!: Cover your baking dish with aluminum foil—this traps moisture—then slide it into your preheated oven. Bake for about 25 minutes before removing the foil and baking for an additional 15 minutes until bubbly and golden brown.

Let It Rest Before Serving: After pulling it from the oven, let your masterpiece rest for about 5-10 minutes. This helps all those wonderful flavors settle down into each bite.

Now that you know how to create this delightful French onion chicken orzo casserole, get ready to enjoy some serious culinary applause from family and friends!

You Must Know

  • This French onion chicken orzo casserole combines savory flavors with creamy textures, creating a comforting dish perfect for family dinners.
  • The aroma of caramelized onions wafting through your kitchen will have everyone asking for seconds.
  • It’s an effortless one-pot wonder that’s sure to impress.

Perfecting the Cooking Process

Start by searing the chicken to lock in juices, then cook the orzo simultaneously while you prepare the savory onion sauce. This efficient sequence ensures every ingredient shines in your French onion chicken orzo casserole.

Add Your Touch

Feel free to swap out ingredients; add mushrooms for an earthy flavor or use brown rice instead of orzo. Experimenting keeps mealtime exciting and personalizes your French onion chicken orzo casserole experience.

Storing & Reheating

Store leftovers in an airtight container for up to three days. Reheat gently in the microwave or on the stove, adding a splash of broth to maintain moisture and creaminess.

Chef's Helpful Tips

  • Always let your onions caramelize slowly; it enhances their sweetness and flavor depth.
  • Use low-sodium broth to control salt levels while still enjoying rich flavors.
  • Don’t skip the cheese; it’s the glue that holds this delicious dish together!

Creating this French onion chicken orzo casserole was a revelation for me; my friends devoured it at our game night, leaving nothing but empty plates and happy faces behind.

FAQ

Can I use another type of pasta in this recipe?

Yes, any small pasta shape can work as a substitute for orzo in this casserole.

Is there a way to make it vegetarian?

Absolutely! Substitute chicken with tofu and replace broth with vegetable stock for a meatless option.

How can I make this dish spicier?

Add red pepper flakes or diced jalapeños to your onion mixture for an extra kick in your casserole.

Print

French Onion Chicken Orzo Casserole

French Onion Chicken Orzo Casserole is a delightful comfort dish that combines savory chicken, sweet caramelized onions, and cheesy orzo pasta. Perfect for family dinners or potlucks, this casserole is easy to make and sure to impress. The warm aroma of melting cheese and onions will have everyone gathering around the table, ready to dig in. This one-pot wonder promises satisfaction in every bite!

  • Author: Jennifer
  • Prep Time: 15 minutes
  • Cook Time: 40 minutes
  • Total Time: 55 minutes
  • Yield: Serves 6
  • Category: Main
  • Method: Baking
  • Cuisine: French

Ingredients

Scale
  • 34 boneless, skinless chicken breasts (about 1.5 lbs)
  • 1 cup uncooked orzo pasta
  • 2 large sweet onions, sliced
  • 2 cups low-sodium chicken broth
  • 1 cup shredded Gruyère cheese
  • 1 cup shredded mozzarella cheese
  • 2 tsp fresh thyme (or 1 tsp dried thyme)
  • 2 tsp olive oil
  • ½ cup sour cream

Instructions

  1. Preheat your oven to 375°F (190°C) and grease a 9×13-inch baking dish.
  2. In a skillet, heat olive oil over medium heat. Sauté sliced onions until soft and golden brown (about 15 minutes).
  3. Nestle chicken breasts into the skillet with caramelized onions, add chicken broth, and simmer for 10 minutes.
  4. Stir in uncooked orzo, thyme, and sour cream until combined. Top with shredded cheeses.
  5. Cover with aluminum foil and bake for 25 minutes. Remove foil and bake an additional 15 minutes until bubbly and golden brown.
  6. Let rest for 5-10 minutes before serving.

Nutrition

  • Serving Size: 1/6 casserole (about 300g)
  • Calories: 450
  • Sugar: 3g
  • Sodium: 650mg
  • Fat: 21g
  • Saturated Fat: 9g
  • Unsaturated Fat: 10g
  • Trans Fat: 0g
  • Carbohydrates: 30g
  • Fiber: 2g
  • Protein: 36g
  • Cholesterol: 95mg

Keywords: Substitute chicken thighs for more flavor. Use vegetable broth and tofu for a vegetarian option. Add red pepper flakes for extra heat.

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