Authentic Natchitoches Meat Pie

Name: Authentic Natchitoches Meat Pie
Prep time: 1 h
Cook time: 10 min
Total time: 1 h 10 min
Cuisine: Cajun And Creole
Ingredients: 1 lb. ground beef; 1 lb. ground pork (, with or without sage); 1 cup finely chopped onion (, yellow, sweet yellow or white onion); 1 cup finely chopped green bell pepper; 2 cloves garlic (minced, or 1 tablespoon prepared minced garlic); 4 cups oil (See Recipe Notes) (, canola or vegetable); ¼ cup flour (,all-purpose); 2 teaspoons ground sage (, (if your pork doesn't contain sage); (See Recipe Notes)); 1 teaspoon cayenne pepper (1 teaspoon = mild; if you like spice, add more cayenne); 2 bay leaves; 2 tablespoons Worcestershire sauce; 1¾ cups milk (, 2% or whole); salt & pepper to taste; 8 cups flour (,plus a handful for rolling out dough; all-purpose); 4 teaspoons salt (, kosher); 2 teaspoon baking powder; 4 whole eggs (, cold); 2 sticks butter (cold, unsalted, cut into tiny cubes, ); 1¾ cups milk (, cold); 1 whole egg (lightly beaten); 1 teaspoon water