Ingredients:

1 bottle of 0.5 liters of vodka
300 ml of warm boiled water,
in this water dissolve 250 grams of sugar and
4 h/l instant coffee, add
vanilla sugar to taste, if there is
rum essence
1 can of condensed milk

Preparation:

All this is well blended, pour into a bottle and refrigerate. Can be eaten immediately, but can stand up to your event, just prior to use to mix it.