He was encouraged by his father, Aaron McCargo Sr., who is a cook, and his mother, Julia, who has a preference for food with a great deal of flavor.
He also completed training during his year at the Academy of Culinary Arts at Atlantic Cape Community College, including TGI Fridays, Steak 38, Holmes Lounge, the Marlton Tavern, the former Harbour League Club in Camden, and the Armadillo Steakhouse & Saloon in Edgewater Park, as sous chef; he also worked at the Armadillo Steakhouse & Saloon in Barrington.
The restaurant was located across from the U.S. Federal Courthouse on Cooper Street, near Rutgers University–Camden in Camden, New Jersey, and closed in 2005.
He worked as an executive chef, including at the catering division of Thomas Jefferson University Hospital in Philadelphia, where he oversaw approximately forty jobs per day.
Big Daddy's House ranked as the number one "In the Kitchen" weekend show during its initial six-episode run.