As an expert sommelier and brewer, I have had the opportunity to experiment with various types of alcohol in different recipes, including Jello shots. While there is no hard and fast rule about whether alcohol should be cold when making Jello shots, I personally prefer to use ice cold alcohol for a couple of reasons.
Firstly, using cold alcohol helps to speed up the setting process of the Jello shots. When you add boiling water to the Jello powder, it dissolves quickly and easily. However, adding room temperature or warm alcohol can raise the overall temperature of the mixture, thereby prolonging the time it takes for the Jello to set. By using cold alcohol, you can maintain a lower temperature, allowing the Jello to set faster and ensuring that you can enjoy your Jello shots sooner.
Secondly, using cold alcohol can help to preserve the flavors of the Jello shots. Alcohol, especially when warm, can have a more pronounced and sometimes harsh taste. By using cold alcohol, you can help to mellow out the flavors and create a smoother, more enjoyable Jello shot experience. Additionally, cold alcohol can help to enhance the refreshing and cooling sensation of the Jello shots, making them even more enjoyable on a hot summer day or at a party.
In my personal experience, using cold alcohol in Jello shots has yielded better results. The Jello sets faster, allowing me to serve them sooner and enjoy them with friends and family. The flavors are also more balanced and enjoyable, without the harshness that can sometimes come with using warm alcohol.
That being said, it is important to note that not all types of alcohol are suitable for making Jello shots. Some alcohols, particularly those with high alcohol content or strong flavors, may not mix well with the Jello and can result in an unpleasant taste or texture. It is always best to choose a alcohol that complements the flavors of the Jello and enhances the overall experience.
While there is no strict requirement for using cold alcohol when making Jello shots, I personally recommend using ice cold alcohol for faster setting time and better flavor balance. Experiment with different types of alcohol to find the perfect combination that suits your taste preferences. Cheers!