Vietnamese sandwiches are spelled banh mi, not bahn mi. Nh is a specific sound in Vietnamese — one that’s almost impossible for Westerners to pronounce intelligibly when it appears at the end of a word, but that shouldn’t matter. So: Banh miBanh xeoBanh cuonPoor Eric Banh, Monsoon’s chef, whose name I see misspelled everywhere.Rant out.