How to preserve your Fruit cakes with Brandy or Rum for some period of time without freezing or refegerating.. its called Alcohol Culturing on Cakes. Make sure that after Culturing the fruit cake with alcohol, you wrap and store the cake in a cool and airy place. You can do this twice or thrice a week as you wish. Please note👉 it's not applicable to all cake types... Alcohol infused cakes are not ideal for Kids, Pregnant Women or Muslims... Lastly, Brandy or Rum are most ideal for this practice