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French Onion Chicken Pot Pie with Flaky Puff Pastry Recipe


5 Stars 4 Stars 3 Stars 2 Stars 1 Star

4.2 from 11 reviews

  • Author: Sara
  • Total Time: 1 hour 30 minutes
  • Yield: 8 servings

Description

This French Onion Chicken Pot Pie combines the rich, caramelized flavors of classic French onion soup with a comforting chicken pot pie, topped with flaky puff pastry squares. The savory mixture of onions, garlic, herbs, chicken, and vegetables is simmered in a creamy, beef broth-based sauce before being baked to golden perfection. Perfect for a cozy family dinner, this pot pie serves 8 and offers a delightful twist on traditional comfort food.


Ingredients

Pot Pie Filling

  • 1 tablespoon butter
  • 1 large yellow onion, thinly sliced (about 2.5 cups)
  • 6 cloves garlic
  • 1/2 teaspoon dried thyme
  • 1/2 teaspoon rubbed sage
  • 2 tablespoons flour
  • a few splashes white wine
  • 1.5 cups beef broth
  • 1 ounce packet onion soup mix
  • 3/4 cup heavy cream
  • 2 cups frozen carrots and peas
  • 2 cups shredded rotisserie chicken
  • Kosher salt, to taste
  • Fresh cracked black pepper, to taste

Puff Pastry Topping

  • 1 sheet thawed puff pastry
  • 1 egg
  • 1 splash water (for egg wash)

Garnish

  • Fresh chopped parsley


Instructions

  1. Preheat Oven: Heat oven to 400 degrees Fahrenheit to prepare for baking the pot pie.
  2. Cook Onions: Melt butter in a large sauté pan over medium heat. Add sliced onions and a pinch of salt, cooking and stirring occasionally for about 30 minutes until onions are deeply caramelized and soft.
  3. Add Aromatics and Flour: Stir in minced garlic, dried thyme, rubbed sage, and additional salt and pepper. Cook for 2 minutes. Sprinkle in flour and continue stirring frequently for 1 minute to cook out the raw flour taste.
  4. Deglaze and Add Broth: Pour in a few splashes of white wine to deglaze the pan, scraping up any browned bits. Slowly add beef broth while stirring to combine.
  5. Add Remaining Ingredients: Mix in onion soup mix, heavy cream, frozen carrots and peas, shredded chicken, and season with salt and pepper.
  6. Simmer Filling: Increase heat to medium-high to bring the mixture to a simmer. Reduce heat and simmer gently for 3-5 minutes until the sauce thickens, stirring occasionally. Adjust seasoning as needed.
  7. Prepare Pie Dish: Transfer the filling to an 11.5-inch deep dish pie pan or a 9×13-inch white baking dish.
  8. Roll Puff Pastry: On a lightly floured surface, unroll the thawed puff pastry. Use a rolling pin to slightly flatten seams and roll into a square.
  9. Cut Puff Pastry: Use a pizza cutter to slice the puff pastry into 2-inch squares.
  10. Layer Puff Pastry: Arrange puff pastry squares over the filling, starting from the edges and working inward, slightly overlapping the pieces until fully covered.
  11. Apply Egg Wash: Beat the egg with a splash of water to create an egg wash. Brush the puff pastry topping evenly with the egg wash.
  12. Bake Pot Pie: Bake in the preheated oven for 25-30 minutes, or until the puff pastry is golden brown and flaky.
  13. Cool and Serve: Let the pot pie cool for 5-10 minutes before serving. Garnish with fresh chopped parsley and enjoy!
  14. Enjoy and Feedback: If you loved this recipe, please leave a 5-star rating and review to share your thoughts.

Notes

  • Caramelizing the onions slowly is key to developing the rich flavor reminiscent of French onion soup.
  • Use thawed puff pastry for easier handling and better texture.
  • The puff pastry squares create a charming lattice effect and bake more evenly than a single sheet.
  • Adjust seasoning at the end of simmering according to taste.
  • This recipe can be made ahead by preparing the filling in advance and assembling just before baking.
  • Prep Time: 45 minutes
  • Cook Time: 45 minutes
  • Category: Main Dish
  • Method: Baking
  • Cuisine: French-American