A cucumber sandwich is a type of sandwich that is made with cucumber, bread and sometimes cream cheese. To make it, you take two slices of bread and spread a layer of cream cheese over one side of each piece. Then, you take one or two cucumber slices and put them on one piece of bread. Lastly, you put the other piece of bread with the cream cheese side down on top of the cucumber. Finally, you cut it in half and enjoy your cucumber sandwich!