Julie Howard, Health Promotions director and a Celina, Ohio native, shows the class how to prepare roasted vegetables during Julie’s Supper Club at the High Intensity Interval Training conference room aboard Marine Corps Air Station Miramar, Calif., Feb. 20. Howard, alongside Julie Burks, Semper Fit dietician and a San Diego native, began a new class using a mobile cooking cart, which allows them to employ a convection oven and single stovetop during instruction. - Julie Howard, Health Promotions director and a Celina, Ohio native, shows the class how to prepare roasted vegetables during Julie’s Supper Club at the High Intensity Interval Training conference room aboard Marine Corps Air Station Miramar, Calif., Feb. 20. Howard, alongside Julie Burks, Semper Fit dietician and a San Diego native, began a new class using a mobile cooking cart, which allows them to employ a convection oven and single stovetop during instruction.