Green Ball

It sounds like you're referring to a popular dish found in many Asian restaurants in the United States. The "green ball" you're referring to is most likely a type of dumpling, which is a traditional dish in many Asian cuisines.

Dumplings are small, round pockets of dough that are usually filled with a savory filling, such as meat or vegetables, and then steamed or pan-fried. They can be made with a variety of ingredients and spices, which gives them a unique flavor and texture.

In Asian cuisine, dumplings are often served as a dim sum dish, which means they are served in small portions and are meant to be shared with others. They are often served with dipping sauces, such as soy sauce or chili oil, to enhance the flavor.

Some popular types of dumplings include:

Overall, dumplings are a delicious and versatile food that can be found in many different varieties and flavors. They are a popular choice in many Asian restaurants, and they are definitely worth trying if you haven't already!