preheat oven to 177 degrees celsius.
In a large glass bowl, combine egg, water, bread crumbs, onion, salt, pepper and ground beef.
use 2 spatulas or your hands to combine all ingredients well.
form 1-inch meatballs from the mixture and place on a baking sheet or broiler pan.
Bake at 177 degrees for 30 minutes.
Use the beef balls for another recipe or eat it by itself. Enjoy!
Inspired by The Spruce Eats.