another great idea I have seen at weddings is using the same Idea as infused water, but this time spiking it a bit. :) Infused Vodka as wedding favors seem to be quite popular. You can get VERY creative or keep it simple. It is all about how involved you want to get with the infusing process.
Put them in small Mason Jars, Old glass Medicine Bottles, or something else festive that complements your theme.
Here are a few recipes for you to try and share with your guest:
Betty Crocker has even got in on the action:
Check out her Tutorial here