Easy Chicken Pot Pie - Dinner Bell Creamery

Ingredients

• 1 cup diced Yukon gold potatoes (about 2 potatoes)
• 1/2 tablespoon olive oil
• 1/3 cup chopped yellow onion
• 1 teaspoon minced garlic
• 1/2 cup (1 stick) Dinner Bell Unsalted butter
• 1/2 cup all-purpose flour
• 1/2 teaspoon salt
• 1 teaspoon lemon pepper seasoning
• 1/2 teaspoon dried parsley
• 1/2 teaspoon dried thyme leaves
• 1/4 teaspoon celery seed
• 1 teaspoon Italian seasoning
• 1 3/4 cups chicken stock (or broth)
• 2/3 cup whole milk
• 2 1/2 cups shredded rotisserie chicken
• 3 cups frozen mixed veggies (frozen peas, corn, carrots)
• 1 package (about 14 ounces) refrigerated pie pastry
• 1 large egg white, beaten