Use Mini Marshmallows and either wrap them in saran wrap or place them in the tiny ziploc baggies. Attach the tag with ribbons.

Seal and label with the following poem, or print some free printable Snowman Poop Gift Tags:

Santa checked his list, and then he checked it twice
He found out you haven't been very nice
Since coal is so expensive, here's the scoop
He's giving you a stocking full of Snowman Poop