Mia Dona, the fancy Italian eatery on East 58th Street is doing something very smart. Famously known for their meatballs, every day from 12-2p they have a special meatball hero to go. And, even more special, the cook stands outside the restaurant and cooks it right in front of you. So, if you work at Bloomingdales, The Bloomberg Building or one of the other many office buildings in the neighborhood and you want a quick and out of this world meatball hero, go to Mia Dona.