Mix gelatine according to package direcitons. For plain gelatine add food coloring if desired. Pour gelatine into the Halloween molds and place into the freezer until frozen.
Add frozen gelatine creatures into a clear glass along with a few pieces of broken dry ice. Pour orange Fanta over frozen creatures and dry ice. Serve immediately!
Recipe by at https://www.craftyourself.com/halloween-fanta-fog/