Chicken Cordon Bleu Pot Pie

Ingredients

• 2 tablespoons butter
• 2 tablespoons all-purpose flour
• 1 cup chicken stock
• 3/4 cup heavy cream
• 1 tablespoon Dijon mustard
• 1/4 teaspoon garlic powder
• Pinch ground nutmeg
• 1/2 teaspoon kosher salt
• 1/4 teaspoon black pepper
• 1/2 cup shredded Swiss cheese
• 1 1/2 cups shredded rotisserie chicken
• 1/2 cup diced ham
• 2 Wick’s Pies frozen pot pie shells
• 2 Wick’s Pies frozen pastry toppers
• 1/4 cup shredded Swiss cheese
• 1 egg
• 1 tablespoon water
• Fresh thyme, for garnish (optional)