One-Pot French Onion Chicken (Printable)

Tender chicken, caramelized onions, and creamy cheese meld with pasta for a cozy one-pot meal.

# What You'll Need:

→ Proteins

01 - 2 large boneless, skinless chicken breasts (about 1.1 lbs), cut into bite-sized pieces

→ Vegetables

02 - 3 large yellow onions, thinly sliced
03 - 3 cloves garlic, minced
04 - 2 tablespoons fresh thyme leaves or 1 teaspoon dried thyme

→ Pasta

05 - 12 oz short pasta such as penne, fusilli, or rigatoni

→ Broth & Liquids

06 - 3 tablespoons unsalted butter
07 - 2 tablespoons olive oil
08 - 4 cups low-sodium beef or chicken broth
09 - 1/2 cup dry white wine, optional, or substitute with additional broth
10 - Salt and freshly ground black pepper to taste

→ Cheese

11 - 1 cup shredded Gruyère cheese
12 - 1/2 cup shredded mozzarella cheese
13 - 2 tablespoons grated Parmesan cheese

# How-To Steps:

01 - Heat olive oil and 1 tablespoon butter in a large Dutch oven or deep skillet over medium heat. Add chicken pieces, season with salt and pepper, and cook until golden and cooked through, approximately 6 to 8 minutes. Transfer cooked chicken to a plate and set aside.
02 - In the same pot, add the remaining butter. Add sliced onions with a generous pinch of salt. Cook slowly over medium-low heat, stirring frequently, until onions are deeply caramelized and golden brown, approximately 20 to 25 minutes.
03 - Add minced garlic and thyme to the caramelized onions, and sauté for 1 minute until fragrant.
04 - Pour in the wine if using and scrape up any browned bits from the bottom of the pot. Allow the liquid to reduce by half, approximately 2 to 3 minutes.
05 - Return the cooked chicken to the pot. Add the uncooked pasta and broth. Bring to a boil, then reduce heat to a simmer.
06 - Cover and cook, stirring occasionally, until pasta reaches al dente texture and most liquid has been absorbed, approximately 10 to 12 minutes.
07 - Stir in Gruyère and mozzarella cheese until fully melted and creamy. Adjust seasoning with additional salt and pepper as needed.
08 - Sprinkle with Parmesan cheese and, if desired, place under the broiler for 2 to 3 minutes until golden and bubbly. Serve hot, garnished with fresh thyme.

# Top Tips:

01 -
  • Everything happens in one pot: No juggling multiple pans or washing endless dishes afterward.
  • It tastes like you've been cooking for hours: The caramelized onions give this dish a depth that feels fancy but actually comes together in under an hour.
  • Comfort food that feels special: This isn't weeknight boring—it's the kind of meal that makes people ask for the recipe.
02 -
  • Don't rush the onions: I learned this the hard way by trying to speed up caramelization on high heat, which just made them burn on the edges while staying pale underneath. Low and slow is the only way to get that deep, sweet, complex flavor that makes this dish sing.
  • Add the pasta uncooked: This seemed strange the first time I tried it, but cooking the pasta directly in the broth means it absorbs all those savory flavors as it softens, making every bite taste more interesting than if you cooked it separately.
03 -
  • Invest in a good Dutch oven: It distributes heat evenly, which means your onions caramelize beautifully rather than scorching, and it handles both stovetop and broiler without complaint.
  • Taste as you go: The salt levels in different broths vary wildly, so don't be shy about tasting and adjusting seasoning before serving.
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