Baked Chicken Pot Pie Casserole with Flaky Pie Crust Topping (video) - Kentucky Living

Ingredients

• 3 Tbsp butter
• 1 medium onion, diced
• 1 C celery, diced
• 2–3 garlic cloves, minced
• 3 Tbsp flour
• 1 ½ C whole milk
• 1 ½ C chicken broth
• ¾ tsp salt
• ½ tsp thyme
• ½ tsp basil
• ½ tsp white pepper
• ¼ tsp black pepper
• 1/8 tsp nutmeg
• 3 C cooked chicken breast (3 large breasts or roughly 2 lb), cubed
• 1 C frozen peas and carrots
• 1 pie crust
• 1 egg