Chocolate rum cake is a delicious chocolate cake that is usually served during Christmas. It may be served at other occasions as well. The flavor of rum and chocolate blended together tastes amazing. It is easily prepared at home by the process of baking. The ingredients used for making chocolate rum cakes include eggs, water, white rum, instant chocolate pudding mix, chocolate cake mix, butter, chopped walnuts, etc. It is a perfect dessert for lacto ovo vegetarians.