He doesn't have to eat alone. Other children with carefully monitored food could eat with him.
...pack a lunch without peanut butter so not to populate the peanut gallery.
Unlike sandwiches with meats and other spreads, peanut butter doesn't spoil. How many kids get sick from spoiled mayonaise?
plus PB is a lot cheaper then sandwhich meat and lunchables. Although if the libs find out that PB plus sedentry little kids who do nothing other then watch tv and play video games turn into fat little sedentry kids who do nothing other then watch tv and play video games, There would be a movement to ban PB on the grounds that it's dangerous and it causes obsisity in children.