Four easy infusions with which to spice up your home bar

During our trip to the Seychelles in 2011-2012, we discovered an incredible spiced dark rum made by the local Takamaka Bay distillery. When we got home, I was inspired to experiment with infusing some of the regular contents of our bar cabinet with some new flavours. Here, then, are four easy infusions that you can use to spice up your own bar.