1/2 shot of Vodka
1/2 shot of rum
1/2 shot of amaretto almond liqueur (or almond liqueur)
1/2 shot of Kahlua coffee liqueur (or coffee liqueur)
Add all together in a mixing tin with ice, Shake to a froth, and strain off the ice into the glass.\r
The ice is just to get it cold and the shaking is to make it froth. Don't worry if it doesn't stay frothy.