Sprinkle the gelatin into the water and let develop for 5 minutes.
Pour the champagne into a small pot and bring to a simmer.
Add the gelatin and whisk until fully dissolved.
Pour the liquid into a container with an easy-pour spout and cool to room temperature.
Sprinkle some gold leaf flakes into the inside of a gummy bear mold and gently pour the liquid on top.
Place the mold in the fridge until the gummy bears have fully set, about 30 minutes.
Eat as is, package into cellophane bags for a New Years Eve gift, or pop a couple into champagne glasses and top with champagne for a cute, sparkly touch to your cocktail!