Add all ingredients except sauce to a large mixing bowl; combine ingredients by mixing by hand. Chill for around 1-2 hours for easier preparation.
Form meatballs into even-sized balls by using a cookie scoop.
Place meatballs at least one inch apart on a cookie sheet covered with parchment paper.
Bake at 375 degrees for 15-20 minutes or until internal temperature reaches 160 degrees.
Serve as an appetizer with marinara sauce on the side or on noodles with sauce on top.