Photo: Provided. April 15, 2021 Through June 6, Roy Rogers is putting pork front-and-center in its most recent LTO, a news release said. The Big Sky Burger features Smithfield pulled pork, beer-battered onion rings and Duke's Georgia Sweet Heat barbecue on a quarter-pound burger served on a corn-dusted Kaiser roll, for $5.99 or $8.79 for a combo meal. The brand is also introducing beer battered onion rings as an LTO for the same period, which include a quarter-pound of the deep-fried pungent vegetables, served with Duke's Georgia Sweet Heat barbecue sauce for dipping. The side is priced at $2.99 and can be included in any combo.