Partially produced with genetic engineering. Quality and value since 1930. America's favorite. Made with real honey. Add egg and milk. Great products since 1930. Thanks for trying Jiffy! We've been making great muffin and baking mixes since the 1930's. So, when you are looking for delicious muffins, biscuits, desserts, or other great meal solutions, please think Jiffy! Howdy Holmes, President Chelsea Milling Company. www.jiffymix.com. Follow our Social Pages Facebook. Instagram. Additional recipes at www.jiffymix.com. Contact us at: 800-727-2460. Mon-Fri 8:00 am - 4:30 pm EST. Packaged in recycled paperboard. Made in the USA.