30 août 2019 · Chef Whitney Miller was just 22 when she staked her claim to fame in reality TV and became the first American winner of MasterChef season one in 2010. Miller was still a nutrition student at the University of Southern Mississippi but walked away from the series with $250,000 and a cookbook deal. MasterChef Season 1 Winner | Chef Whitney Miller (@chefwhitneymiller) • Instagram photos and videos.