In a skillet over medium heat, cook the ground beef until browned. Drain excess fat.
Add the diced onion and garlic, cooking until softened.
Stir in tomato sauce, Worcestershire sauce, Italian seasoning, salt, and pepper. Simmer for 5 minutes.
Spoon the sloppy joe mixture onto toasted garlic bread slices.
Top with shredded mozzarella and broil for 2-3 minutes until cheese is melted and bubbly.
Serve warm and enjoy!