Buy unwrapped caramel bits. Although you can purchase wrapped caramels, it is so much easier to buy the unwrapped caramel baking bits.
Use a muffin tin for easy moving to the fridge. Concerned about spilling the jello shots? Instead of using a cookie sheet, use a muffin tin. Each of the cups of a muffin pan will hold one jello shot cup.
Buy the plastic cups with lids for easy transport. If you’re planning to take these treats on the road, make sure to get the plastic jello shot cups with lids.