Preheat oven to 350 degrees.
Over medium heat, sauté diced onions with some olive oil. Cook until they turn brown.
In a large mixing bowl, add ground beef, milk, panic crumbs, Worcestershire, eggs, salt, pepper, garlic powder, parmesan cheese and onions. Mix everything together very well.
In a loaf pan, add beef mixture. Spread out evenly.
Add ketchup on top of meatloaf, and then brown sugar. Take a knife and spread around the top evenly.
Cook in preheated oven for 1 hour.
Enjoy!