Boil 4 cups of water in
a deep non-stick pan, add coffee powder and mix well. Take the pan off the heat and set aside and cool down to room temperature.
Pour the coffee
decoction into a bowl, add sugar and mix well.
Spread cup castor
sugar on a plate. Halve the lemon and rub one half on the edges of 4 tall glasses. Place the glasses upside down in castor sugar till their rims are coated well.
Place the glasses on
the worktop, tear some mint leaves and put into them.
Place a lemon slice in
each glass and add some crushed ice.