01 -
In a large bowl, combine ground beef, panko breadcrumbs, parmesan, parsley, garlic powder, salt, pepper, and egg. Mix thoroughly by hand until evenly incorporated.
02 -
Divide the mixture into 12 equal portions. Flatten each portion in your palm to create a disc.
03 -
Place one cube of mozzarella in the center of each meat disc. Fold the meat around the cheese and roll into a sealed ball, ensuring no cheese is exposed.
04 -
Heat olive oil in a large skillet over medium heat. Add meatballs in batches and brown on all sides for about 6-8 minutes total. Handle gently to avoid breakage.
05 -
Pour marinara sauce into the skillet with the meatballs. Reduce heat to low, cover, and simmer for 15 minutes, allowing the meatballs to cook through and flavors to meld.
06 -
Let the meatballs rest for 5 minutes before serving to avoid burns from the hot cheese center.