When these cookies are cool, be sure to seal them up real super duper tight in something like Tupperware or a Ziploc bag. that's the way to keep these puppies moist and chewy like the original GrandMa's Big Cookies. In fact, the real product claims to be the only national cookie brand that guarantees the freshness of the product or double your money back. that's very big of the current manufacturer, Frito-Lay, which purchased the GrandMa's Cookies brand from General Mills back in 1980.