Thirty minutes in there and you’ve got a comforting meal to sit down to!

Preheat oven: Preheat oven to 350°F (175°C).
Cook spaghetti: Cook spaghetti according to package directions. Drain and set aside.
Cook ground meat: Cook ground meat over medium heat until browned. Season with salt, oregano, and garlic powder. Drain excess fat.
Make egg mixture: Whisk together milk, Parmesan cheese, and egg. Toss with cooked spaghetti.
Assemble casserole: Spread spaghetti in a greased 9×13-inch baking dish. Layer ground meat, pasta sauce, diced tomatoes, and pizza toppings. Sprinkle with shredded cheese and arrange pepperoni on top.
Bake: Cover with foil and bake for 25 minutes. Uncover and bake for 10-15 more minutes, or until cheese is melted and bubbly.
Serve: Serve hot, garnished with fresh basil or parsley if desired.