This is a really on-point piece from Politico by Helena Bottemiller Evich.

Big deals over immigration reform or government spending may not be getting made on Capitol Hill, but political maneuvering can yield a free pack of Skittles for a staffer with a sugar craving. It just might cost a bag of Fritos.

Home-state snacks are a mainstay in congressional office lobbies, alongside district maps, hometown magazines and displays of local tchotchkes. Walk into Sen. Rand Paul’s office and you’ll find Kellogg’s Pop-Tarts and Nutri-Grain bars in a basket next to the Kentucky almanac. Down the hall, Georgia Sen. Johnny Isakson serves peanuts and Coca-Cola. Head upstairs to New York Sen. Kirsten Gillibrand’s office for Chobani yogurt.

But the treats not only give visiting constituents a taste of home, they also fuel black-market snack trading among House and Senate staffers.

So … does anyone have Coke to trade? M&M’s? Jellybellys? Anyone?

Read more at Politico here.