The price change will be a "low double-digit increase" and affect products across the company's confection portfolio, according to a Hershey spokesperson. Founded in 1894, the Pennsylvania-based company owns over 90 brands including Hershey Kisses, KitKat, Reese's and York.

Hershey is expected to raise its prices for retail customers by double digits. Prices will generally increase between the low teens and 20 percent, The Wall Street Journal reported Tuesday, citing a company official. But the WSJ reports three-quarters of the candy maker’s products should continue to cost $4 or less.

Most of its chocolate is made in-house, but that means it is feeling the impact of rising cocoa costs, fueled by weather a