Barbecue Pulled Pork Biscuit Sandwiches

Name: Barbecue Pulled Pork Biscuit Sandwiches
Ingredients: FOR THE BISCUITS:; 4 cups All-purpose Flour; 2 Tablespoons Baking Powder; 4 teaspoons Granulated Sugar; 1 teaspoon Kosher Salt; 1-½ stick Cold Unsalted Butter, Diced; 2 cups Cold Heavy Cream; 1 whole Egg, Beaten With 1 Tablespoon Of Water; FOR THE PORK:; 1-½ Tablespoon Granulated Sugar; 1 Tablespoon Packed Brown Sugar; 1 Tablespoon Kosher Salt; 2 teaspoons Paprika; 1-½ teaspoon Chili Powder; ½ teaspoons Ground Cumin; ½ teaspoons Freshly Ground Black Pepper; 1 whole (7 Lb. Size) Boneless Pork Shoulder; 2 cups Barbecue Sauce