
Plastic bags can be used as piping bags, but they may not be as effective as traditional piping bags. Plastic bags can be substituted for pastry bags, which are conical plastic bags that are open at the wide end and sealed at the bottom. To use a plastic bag as a piping bag, one must snip off the closed tip after filling the bag. This method can be used to pipe batter or frosting. Plastic bags with zip tops are more common and widely available than pastry bags, but they may not be as durable. It is important to note that plastic bags may stretch or break with heavy or extended use, so it is recommended to use tape to reinforce the corners of the bag before cutting.
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What You'll Learn

Ziplock bags can be used as piping bags
Ziplock bags are a good substitute for piping bags as they are readily available and can be used in the same way as a piping bag. To use a Ziplock bag as a piping bag, start by folding back the first inch or two of the opening of the bag. This will help to hold the bag open and prevent the outside of the bag from getting messy. Then, load the bag with your chosen filling, such as frosting or batter, ensuring that it is directed towards one corner of the bag. Once the bag is filled, push out any air and twist the plastic above the filling. You can then choose to zip up the bag, or simply hold the twist with your dominant hand. When you are ready to pipe, use scissors to cut off the corner of the bag, starting small and cutting more if needed.
It is worth noting that some sources suggest using tape to reinforce the cut corner of the bag, as this can help to prevent the bag from ripping under pressure. Additionally, if you are using a piping tip, you can insert it into the bag before cutting the corner, ensuring that the whole design of the tip is exposed.
While Ziplock bags can be a useful alternative to piping bags, they may not be as durable and may not produce the same results as traditional piping bags. Some users have reported that the bags can be messy without a piping tip, and that the tips can sometimes pop out. Regular Ziplock bags may also stretch or break with heavy or extended use, so it is important to be gentle when using them for piping.
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Plastic bags with a corner can be used as piping bags
When you’re ready to use the bag, use scissors to cut off the corner of the bag. Start small. A tiny plastic triangle should come off. Test out the piping bag by squeezing some of the filling out onto your cake or wherever you plan on using it. If it’s too small, you can always cut off more, but you can’t make the hole smaller. Your piping bag is now ready to use.
It is important to note that a regular bag will stretch and bulge with heavy or extended use and can break along a seam while you’re trying to pipe. To avoid this, you can apply plastic packing tape to both sides of the corner of the plastic bag before you cut it off. This will make it more durable.
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Plastic bags can be taped to prevent breakage
Plastic bags can be used for piping, but they have their limitations. They are more likely to stretch, bulge, and break compared to pastry bags, especially with heavy or extended use. However, they are easily accessible and can be used in a pinch.
When using a plastic bag for piping, it is important to direct the filling towards one corner of the bag. This corner can then be snipped off to create an opening for the filling to be piped out. To prevent the plastic bag from breaking, especially at the seams, it is recommended to apply tape to the corner before cutting it. Packing tape can be used on both sides of the corner, reinforcing the structure and allowing the bag to withstand more pressure.
Additionally, it is suggested to fold back the top inch or two of the bag to create a cuff. This helps to hold the bag open and prevents the filling from escaping out of the top. It also makes it easier to load the filling into the bag. When using a piping tip, it should be inserted into the bag and pushed into one of the corners. The bag can then be cut at the opening design of the tip, exposing the whole design of the piping tip.
By taping the corners and following these additional preparation steps, plastic bags can be effectively used for piping and can withstand heavier fillings and extended use without breakage.
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Plastic bags can be cut to create the right-sized hole
Zip-top bags are a good option for this, as they are more common and widely available. You can also use a glass to help hold the bag open and fill it with icing. To avoid a mess, fold back the first inch or two of the opening of the zip-top bag. This will help hold the bag open and ensure that the filling does not get on the outside of the bag.
To make the bag stronger, you can apply plastic packing tape to both sides of the corner of the bag before cutting. This will prevent the bag from ripping under pressure.
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Plastic bags can be folded to hold the bag open
Plastic bags can be used as piping bags in a pinch. The important part of a piping bag is that its shape causes the filling to gather at one point. Zip-top plastic bags are rectangular, so all the filling needs to be directed towards one corner, which can be snipped off just like the corner of a pastry bag.
To use a plastic bag as a piping bag, fold back the first inch or two of the opening of the zip-top bag. This will help hold the bag open and prevent the contents from spilling out. It also makes it easier to load the bag with frosting, jam, or any other substance you plan to pipe.
It is important to note that a plastic bag will not be as sturdy as a pastry bag, and it may stretch or bulge with heavy or extended use. There is also a risk of the bag breaking along a seam while piping. To mitigate this, you can apply plastic packing tape to both sides of the corner of the plastic bag before cutting it.
Additionally, when using a plastic bag as a piping bag, it is recommended to cut a small triangle at first and gradually increase the size if needed. This is because once you cut off a larger portion, you cannot make the hole smaller again.
While plastic bags can be used as a substitute for piping bags, they may not produce the same results, especially when compared to reusable fabric pastry bags, which are easier to twist off at the top to prevent leakage. Plastic piping bags can also be purchased cheaply and are a huge time saver if you need to pipe regularly.
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Frequently asked questions
Yes, you can use a plastic bag as a piping bag. Zip-top bags are the most commonly used for this purpose.
Fold the top inch or two of the plastic bag outward to create a "cuff". This will prevent the filling from getting on the outside of the bag. If you are using a piping tip, insert it into the bag now. Cut the corner off the bag, fill the bag with your desired filling, and you're ready to start piping!
Regular plastic bags are more prone to bursting along a seam than piping bags, especially when used with thicker frostings.
Yes, you can also use parchment paper, wrapping cellophane, or fabric bags as piping bags.











































