Ingredients Ready-To-Use White Decorator Icing - 1 lb. Can Tools 12-Inch Disposable Cake Decorating and Pastry Bags, 100-Count 12-Inch Disposable Cake Decorating and Pastry Bags, 100-Count Round Cake Decorating Tip 3 Round Cake Decorating Tip 3 Instructions Click to mark complete - Using a Tip 3 (or any small round tip), hold the bag with the tip pointing up towards the roof. - Squeeze, and let the icing build up and start to pull the tip down slowly. Decrease pressure as you reach the desired length of the icicle. - Stop squeezing and pull the tip away. - Tips:Icicles are a variation of the pull-out dot technique.Add an extra-snowy look to some of your icicles by squeezing heavily and letting the icing build up before pulling the tip down.For a realistic look, pipe icicles in varying lengths and thickness. Use a variety of round tips to create thin and thick icicles. Resources How to Pipe Icicles