National Meatball Day celebrates a food loved by many people and countries around the world. Meatballs became popular in America during the late 19th century, when Italian immigrants served these delicious balls of meat alongside spaghetti and sauce. Now they are served in a variety of ways, and there are more variations than you can imagine! There are even vegetarian types! Enjoy your day with some ground meat and celebrate a beloved world tradition! Traditional Kid Approved MeatballsMeatball Sub Bake