01 -
Preheat oven to 375°F. Lightly grease a 9x13 baking dish.
02 -
In a bowl, mix breadcrumbs and milk. Let it sit for 5 minutes.
03 -
Add ground beef, egg, onion, garlic powder, salt, and pepper to the breadcrumb mixture. Mix until well combined.
04 -
Form into small meatballs (about 1 inch). Place them on a baking sheet lined with foil or parchment paper. Bake the meatballs for 15-20 minutes or until fully cooked.
05 -
While the meatballs bake, cook egg noodles according to package directions. Drain and set aside.
06 -
In a large skillet, melt butter over medium heat. Stir in flour and cook for 1 minute. Slowly whisk in beef broth. Bring to a simmer and cook until thickened, about 3-5 minutes. Remove from heat. Stir in sour cream and Worcestershire sauce. Mix until smooth.
07 -
In a large bowl, combine cooked noodles, meatballs, and sauce. Stir gently to coat everything evenly. Pour mixture into the prepared baking dish. Top with shredded mozzarella cheese. Bake for 20 minutes or until cheese is melted and bubbly. Garnish with parsley if desired.