But this year families in Chicago and beyond are reaching out to kids who can???t eat peanuts, milk or other common allergens by putting a teal-colored pumpkin on their front porches as a signal that they are handing out treats that are safe.chicagotribuneFollowHalloweenHalloween treatsTrick or Treatallergyfood allergypeanutsglutenChicagoIllinoisHalloween with allergiesfood allergieskids with alle