Very simple meatball. We went no bread crumbs however to keep it gluten free. In place of bread we added cooked, chopped bacon and crushed garlic. Add in a little onion powder, salt, and pepper; and I was very happy with the results.
Additional photo posted on my food blog: http://mostlynatural.tumblr.com/post/42899697997/meatballs-super-simple-ground-beef-garlic