One-Skillet Cozy Chicken Pot Pie with Puff Pastry Crust

Ingredients

- 6 servings +

• 3 cups cooked shredded chicken breast, or rotisserie chicken
• 1 sheet puff pastry, thawed, all-butter preferred
• 4 tbsp unsalted butter
• 1 medium yellow onion, finely diced
• 2 medium carrots, peeled and sliced into rounds
• 2 stalks celery, diced
• 3 cloves garlic, minced
• ⅓ cup all-purpose flour, for roux thickening
• 2 cups low-sodium chicken bone broth, warm
• ¾ cup heavy cream, or half-and-half
• 1 cup frozen sweet peas, thawed
• 1 tbsp fresh thyme leaves, chopped
• 1 tsp kosher salt, to taste
• ½ tsp freshly cracked black pepper
• 1 large egg, beaten with 1 tbsp water for egg wash
• ½ tsp flaky sea salt, for topping crust