How to make the Champagne Jell-O Shots – Add the Jell-O and boiling Water and stir until powder is dissolved. Allow to cool to room temperature. Slowly add the champagne and stir in. Pour into an Ice cube tray and refrigerate until set. To serve, dip trays in hot Water for 5 seconds then run a knife around the outside of the shot. Place in a large bowl and serve with tongs.