01 -
Preheat the oven to 350 degrees Fahrenheit.
02 -
Bring a large pot of salted water to a boil. Add elbow macaroni and cook for 3 minutes less than package directions. Drain and set aside.
03 -
Heat a large skillet over high heat. Add ground beef and chopped onions, breaking up the meat with a spatula. Cook until beef is browned, about 6 to 7 minutes. Drain excess fat.
04 -
Add minced garlic to the skillet and cook until fragrant, approximately 1 minute.
05 -
Stir in Worcestershire sauce, tomato sauce, and diced tomatoes. Mix thoroughly to combine.
06 -
Add Italian seasoning, salt, and freshly ground black pepper. Stir well and adjust seasoning to taste.
07 -
Fold in the cooked elbow macaroni and shredded cheddar cheese until evenly combined.
08 -
If the skillet is oven-safe, place it directly in the preheated oven. Otherwise, transfer the mixture to a casserole dish. Bake for 20 to 25 minutes until cheese is fully melted and the mixture is bubbling.