Best Vodka For Jello Shots. Add the 3 cups of cold water and 3 cups of vodka to the pitcher. Pour in the vodka and whisk until thoroughly blended.
In a large measuring cup with a spout or a mixing bowl with a spout add 1 cup of boiling water and the jello powder. Pour the boiling water into a bowl containing your jello powder and whisk the mixture until the powder is completely dissolved. Let refrigerate for 4 hours.