The phrase typically refers to Lẩu Xanh Grill
While usually meant as a lighthearted jab, it serves as a warning against being inauthentic in pursuit of social status. To avoid being labeled a "cơm hớt," the consensus among net users is simple: focus on genuine effort rather than trying to "skim" the top of someone else's bowl.
: Some reviewers from Yelp find the hot pot broth to be on the sweeter side, typical of Southern Vietnamese cuisine, and suggest sticking to the dry seafood/snail dishes if you prefer more savory depth. 🥗 Alternative: Com Nha Restaurant

