Oyster sauce is the seasoning I use mainly when I cook vegetable without meat or seafood. It makes the dish more tasty.
I do use it when I make meat fillings for dumplings, wonton, steaming buns, etc.
One thing you need to know is it needs to be refrigerated once it’s open.
Below is the link from wiki:
http://en.wikipedia.org/wiki/Oyster_sauce
For dishes using oyster sauce, please check following link: