To order coffee in Spain is very easy, although you would like to know the most common types of coffee that are served in cafes, bars and restaurants:

(Pongame) un cafe por favor
(it means 'one coffee please' and usually you will be served an expresso)

-un cafe con leche (white coffe)
-un cafe solo (expresso)
-un cortado (expresso with milk)
-cortado de condensada (expresso with condensed milk)
-un carajillo (expresso with brandy)
-un te (a cup of tea)
-te con leche / limon (te with milk / lemon)