Naan - Baked Flat Bread - Smokehouse Pit Beef

Ingredients

• 1 envelope of active dry yeast
• 5 tablespoons sugar
• 1 cup of warm water
• 1 large egg. beaten
• 3 tablespoons milk
• 1 teaspoons salt
• 4 ½ to 5 cups unbleached all-purpose flour, plus additional for dusting and rolling
• 1 tablespoon vegetable oil
• 4 tablespoons (1/2 stick) unsalted butter, melted