Bacon Cheeseburger Slider Bake

Name: Bacon Cheeseburger Slider Bake
Prep time: 20 min
Cook time: 20 min
Total time: 40 min
Cuisine: American
Ingredients: 2 packages (12 ounces each) Hawaiian sweet rolls; 22 slices American or cheddar cheese, divided; 2 pounds ground beef; 1 cup chopped onion; 1 can (14-1/2 ounces) diced tomatoes with garlic and onion, drained; 1 tablespoon Dijon mustard; 1 tablespoon Worcestershire sauce; 3/4 teaspoon salt; 3/4 teaspoon pepper; 24 bacon strips, cooked and broken into 1-inch pieces; 1 cup butter, cubed; 1/4 cup packed brown sugar; 4 teaspoons Worcestershire sauce; 2 tablespoons Dijon mustard; 2 tablespoons sesame seeds; Dill pickle slices, optional