Bachelorette Party Favors Gelatin Pecker Shooters. Gelatin Pecker Shooters take your favorite Jell-O shooters recipe out. It is 5 o'clock somewhere and it is time for shots! This silicone ice tray makes the perfect gelatin shooters for your next party or drinking session. Simply fill the tray with your favorite gelatin mixture, place the tray in the freezer over night, remove them and place them in shot glasses, and get ready for jiggly x-rated gelatin shots that are guaranteed to make them laugh! Material Silicone.