Cheesy Grub Sandwiches  odd looking----  recipe inspired by Shirl&#x27;s Drive In restaurant    1 lb lean hamburger meat (80/20)  2 teaspoons Montreal steak seasoning  1 teaspoon Worchestershire sauce  2 tablespoons butter  2 tablespoons flour  3/4 cup milk  1 cup shredded sharp cheddar cheese  salt and pepper to taste