To prepare Vietnamese coffee, you need special coffee maker called Phin, but you can also use coffee filter. Phin is a very simple device. It consists of a jug where coffee is placed, lower land upper lid. We also need Vietnamese coffee and sweet condensed milk. Fill the cup with small amount of milk. Warm the phin up in hot water. Then add 4 teaspoonfuls of coffee.  Coffee should be very strong so this amount is for one cup. Next screw the lower lid. Pour boiling water but only to the lower lid. When coffee soaks, add the rest water and put upper lid on it. Coffee percolates form 3 to 5 minutes.…