Instead of Jell-O shots this would be great with watermelon jello and blue raspberry jello for Serve w/ canned whipped cream. XXL Watermelon Jell-O-Shots. How have I not thought of this? I think I need to try this for the this year.
Use refrigerated sugar cookie dough. Roll out the dough, place your chocolate on the dough and marshmallows then place another piece of dough over the top and "crimp" the edges. Add a sucker stick if you want. Bake using cookie dough instructions.