Step 1
To prepare meatballs: Lightly beat eggs in a large bowl. Stir in breadcrumbs, ½ cup onion, cheese, parsley, garlic, salt and pepper. Add beef, pork (or sausage) and veal; gently mix until combined (do not overmix). Using ¼ cup for each, make 16 meatballs and place in a 6-quart slow cooker.