Caravan offers two natural rye mixes and bases designed to help bakers in the "all natural" market. The trans fat-free Natural Rye and Double Natural Rye mixes and bases can be used for all types of rye bread. They produce the finest, most flavorful all-natural rye and pumpernickel breads available, the company says. Natural Rye is packaged in a 50-lb. carton, while Double Natural Rye is available in 50-lb. poly-lined, multi-walled bags. For more information, call 800/526-5261.