I found this DIY recently and thought it would make for cute Valentine's "treats" for my 2.5 year old's daycare class. I would need to make about 20, so I would do it over a couple days.

Has anyone made something like this?
https://mamapapabubba.com/2012/11/14/cookie-cutter-bird-seed-feeders-a-toddler-friendly-method/

I am concerned about spoilage with the gelatin.....