Lunch is served at fireman's carnival in Union County The Mifflinburg Fireman's Carnival has been a staple for many years but this year organizers are trying something new, they are serving lunch. Author: Nikki Krize Updated: 5:29 PM EDT July 30, 2021 MIFFLINBURG, Pa. — The rides are not running right now, but a steady stream of people are still making their way into the carnival grounds in Mifflinburg. They are here to support the Mifflinburg Hose Company. "Absolutely, number one," said Karen Kerstetter. The Mifflinburg Fireman's Carnival has been a staple in Union County for many years but this year organizers are trying something new, they are serving lunch.