What Is Moo Goo Gai Pan? Moo goo Gai Pan is an English version of the Cantonese dish, ‘Moh Gu Gai Pin,’ meaning a dish of mushrooms and chicken. To be exact, it is basically sauteed chicken, in which one makes use of cornstarch for thickness. It is served with crispy vegetables on the side. The transliteration of this dish ...