Purely Elizabeth founder Elizabeth Stein is selling her granola and oatmeal brand to Ferrero in a deal Forbes estimates at more than $850 million, nearly two decades after she began making healthy muffin mixes in her New York City apartment. The entrepreneur’s journey from nutrition coach to founder of a roughly $250 million-a-year brand highlights the power of taking risks, staying resilient and embracing her philosophy to “feel the fear and do it anyway.