Leftover Turkey Pot Pie – holiday scraps made tasty

Ingredients

• 2 ½ cups all-purpose flour.
• 1 teaspoon sea salt.
• 1 teaspoon granulated sugar.
• 1 cup salted butter, chilled and cubed.
• ½ cup ice water.
• 4 cups oven roasted turkey, cubed.
• 2 red potatoes, diced (about 2 cups).
• 4 Tablespoons salted butter, divided.
• ½ cup water.
• 1 ½ Tablespoons minced garlic.
• 3 carrots, diced.
• 2 ribs of celery, diced (1 cup).
• ½ cup onion, diced.
• Salt and freshly ground pepper.
• ½ cup frozen peas.
• ½ cup frozen corn.
• 2 cups water (for the sauce).
• 2 ½ Tablespoons chicken base (better than bouillon).
• 1 ½ cups Whole Milk.
• ¾ cup flour.
• ½ teaspoon onion powder.
• ½ teaspoon sea salt.
• ¼ teaspoon black pepper.
• ½ teaspoon garlic powder.
• 1 Tablespoon heavy cream.
• 1 egg yolk.