Yes, real pastry bags are a lot more accurate than a simple bag with the tip cut off. They are inexpensive as well!
They are used to decorate cakes.
The 4 techniques use for partially or completely decorating a cake without using a pastry bag or paper cone are piping bag fitted with a fine writing tip, botanical dyes, sturdy plastic baggie with one tiny corner snipped off, or a syringe.
Of course a measuring cup. And other things like a pastry bag and a whisk.
with a piece of paper
To make your own pastry bag you will need a zip top sandwich baggie. Cut a small piece of the one of the lower corners from the bag on an angle. Put the piping tip in the hole in the bag with the tip sticking out, and add the frosting.
It is true that if you are right handed, you should hold the top of the pastry bag shut with your right hand and squeeze the bag with your left hand to be able to get the feel of how hard to squeeze for each technique.
The consistency of the icing is important when you are decorating with a paper cone or pastry bag because it flows freely from the opening to form a solid thread.
I make mine with just a clear plastic bag and cut a tiny hole at the bottom
The best techniques for using a pastry piping bag to create intricate designs on cakes and pastries include practicing with different tips to create various shapes, applying consistent pressure while piping, and holding the bag at the right angle for precise control. Experimenting with different icing consistencies and practicing on parchment paper can also help improve your piping skills.
Plastic food storage bags make an excellent disposable substitute for pastry bags. Just fill, then cut off one corner of the bag to produce a nozzle of the needed size.
pastry tip is use to decorate the icing on the cake. there are many kinds of pastry tip. pastry tip is put at the mouth of the pastry bag. i helps to decorate the cake with your desire style.