Molly Yeh was born in Glenview, Illinois, the United States, on May 22, 1989. Her father, John Bruce Yeh, is the founder of the Chicago Pro Musica, and her mother, Jody Yeh.
Her parents both love music and have musical backgrounds; they both played clarinet. Molly has a tight relationship with her older sister, Jenna, who is also a cook.
Molly Yeh grew raised in Chicago before relocating to New York City to finish her percussion studies at Juilliard.
Molly found her love of music at a young age, and after graduating, she moved to Brooklyn, New York, to study at the Juilliard School.
While residing in New York, her enthusiasm for music evolved into a passion for food. Instead of listening to music, she began to spend her time creating new meals.
Molly Yeh began dating Nick Hagen, and they married one year later in 2014. They first met at the Julliard School of Music.