Ingredients

Ingredients

2 pounds ground beef

1 tablespoon Worcestershire sauce

2 tablespoons Dijon mustard

1/2 teaspoon ground black pepper

4 slices bacon, cooked and crumbled

4 ounces Roquefort or other blue cheese, crumbled

1 teaspoon chopped fresh thyme leaves

4 hamburger buns, split and toasted

1 tomato, sliced

1 red onion, sliced

4 leaves lettuce

Preparation

1.In a large bowl, lightly mix the ground beef, Worcestershire sauce, mustard and pepper. Divide into 8 equal portions and flatten each one into 1/4 inch thick patty. In a separate bowl, combine the crumbled bacon, Roquefort cheese and thyme. Place an equal portion of the bacon mixture onto 4 of the patties. Top with the remaining 4 patties, pressing the edges together to enclose the filling. 2.Preheat a grill for medium heat. When hot, lightly oil the grate. 3.Grill the patties for 6 to 8 minutes on each side, or until cooked through. Serve immediately on toasted buns, topped with tomato, onion and lettuce.