Where did egg foo yung come from?

Egg foo yung is believed to have originated in China, specifically from Cantonese cuisine, where it is known as "fu yong." It was brought to the United States by Chinese immigrants in the late 19th and early 20th centuries. Over time, it evolved into a popular American-Chinese dish, often featuring a fluffy omelet filled with vegetables, meat, or seafood, and served with a savory sauce. The dish highlights the fusion of traditional Chinese cooking with American tastes.