When making Vietnamese coffee, it's delicious if you make it with Vietnamese robusta.. If you don't have it, you have to make coffee with strong bitter coffee beans, but Brazilian or Ethiopian beans sold on the market are lightly stir-fried, so they have a lot of sour taste and don't have much bitter or strong taste or strong taste So, you can enjoy delicious and proper Vietnamese coffee at home if you use bitter and strong beans like Mandeeling in Indonesia or Robusta coffee in Vietnam You can easily buy Vietnamese coffee beans online these days Vietnamese coffee.. It's sweet.. Why does Vietnamese coffee taste so sweet? Vietnam is a country that produces a lot of Robusta species, so if you drink Robusta coffee, it has a lot of bitter taste, so you have to choose the beans to enjoy Vietnamese coffee at home ^^