Combine the ground beef, bread crumbs, egg, Teriyaki Sauce, and milk.
Form into balls about 1 inch in diameter; then dip into the remaining sauce, drain briefly, and place slightly apart on agreased, rimmed baking pan.
(Cover and chill if made ahead.) Bake, uncovered, in a 450Â° oven for 10 minutes or until meatballs are no longer pink inside.
Offer picks to spear them.