1Heat oven to 375. Spray cookies sheet with cooking spray. Place French loaf on cookie sheet. Bake 23-25 minutes or until golden brown.
2Meanwhile, in 10 inch nonstick skillet, cook beef over medium heat 8-10 minutes, stirring occasionally, until brown, drain. Stir in Worcestershire sauce and seasoned salt.
Use serrated knife to cut deep V-shape in top of French loaf. Remove V shape piece of bread. Hollow out center of loaf with spoon. Spoon beef mixture into hallowed-out loaf. Top with cheese pieces. Bake 3-5 minutes longer to melt cheese.
3Top with relish, ketchup, mustard, as desired. Cut into pieces and serve.