
Slow cooker liners are single-use plastic bags that are used to line the inside of a crock pot ceramic insert while cooking. They are designed to make cleanup easier and protect the slow cooker from getting scratched or damaged. While some people swear by them, especially those who find cleaning their slow cookers annoying, others are hesitant to use them due to health and environmental concerns. So, can you put a plastic bag in a slow cooker? Let's explore the topic further and weigh the benefits against the potential risks.
| Characteristics | Values |
|---|---|
| Purpose | To line the inside of a crock pot ceramic insert while cooking to make cleanup easier |
| Material | Plastic, nylon resin, or silicone |
| Safety | Some sources say it's safe to use if BPA-free and FDA-approved, while others advise against using plastic due to health and environmental concerns |
| Temperature Resistance | Safe up to 400°F (204°C) |
| Use Cases | Recommended for slow cookers with removable bowls; not suitable for ovens, stovetops, grills, rice cookers, air fryers, or convection ovens |
| Size | Small (1-3 quarts), regular (3-8 quarts), and large (6-10 quarts) options available |
| Cost | Around $0.50 to $0.70 per liner |
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What You'll Learn
- Slow cooker liners are plastic bags used to cover the surface of the cooker
- They are designed to prevent food from sticking to the pot and make cleaning easier
- There are health concerns about using plastic during the cooking process
- Some suggest using alternatives like silicone kneading bags or compostable parchment paper
- If you do use plastic liners, ensure they are the correct size and BPA-free

Slow cooker liners are plastic bags used to cover the surface of the cooker
Slow cooker liners are single-use plastic bags used to cover the surface of the cooker. They are designed to make cleaning easier by preventing food from clinging to the cooker. They are typically made of heavy-duty nylon resin, which is durable and can withstand high temperatures.
While some people find them convenient, others are concerned about the potential health and environmental risks of using plastic. There is ongoing research into the safety of compounds found in plastics that come into contact with food. It is recommended to use liners that are FDA-approved, BPA-free, and specifically designed for slow cookers.
When using a slow cooker liner, it is important to get the right size for your cooker and to follow safety instructions. For example, liners should not be used in appliances other than slow cookers, such as ovens, stovetops, or microwaves. Additionally, food should not be lifted or transported while still in the liner, as burns may occur.
Some alternatives to using plastic slow cooker liners include soaking the cooker before washing, using compostable parchment paper, or opting for reusable silicone kneading bags.
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They are designed to prevent food from sticking to the pot and make cleaning easier
Slow cooker liners are plastic bags designed to cover the surface of a slow cooker during cooking. They are designed to prevent food from sticking to the pot and make cleaning easier. While some people find them convenient, others argue that they are unnecessary and environmentally harmful.
Slow cooker liners are typically made of heavy-duty nylon resin, which is FDA-compliant, BPA-free, and heat-resistant. They are designed to withstand high temperatures of around 400°F without melting or tearing. The use of these liners eliminates the need for scrubbing and makes cleanup as easy as pulling out the bag and disposing of it. This is especially useful for those who find cleaning their slow cooker challenging due to its size or weight.
However, the use of plastic in the kitchen has been a subject of debate. Many people are aware of the decades-old advice to avoid plastic in food preparation due to potential health risks associated with chemicals leaching into food. While some argue that the amount of heat required to release harmful chemicals is much higher than what a slow cooker produces, others remain sceptical about the potential long-term effects of using plastic liners.
Additionally, the environmental impact of single-use plastic products cannot be overlooked. The waste generated from using a large plastic bag for each cooking session contributes to the growing problem of plastic pollution. As an alternative, some people suggest using compostable parchment paper or silicone kneading bags, which are reusable and safer for the environment.
In conclusion, while slow cooker liners offer convenience in terms of cleanup, they also raise concerns about health, environmental impact, and the unnecessary use of plastic. Individuals must weigh these factors and decide whether the benefits of using slow cooker liners align with their personal values and sustainability goals.
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There are health concerns about using plastic during the cooking process
The chemical compound found in various types of plastic food containers that has raised the most concerns is bisphenol A (BPA), with research suggesting a possible link between BPA and increased blood pressure, type 2 diabetes, and cardiovascular disease. While the U.S. Food and Drug Administration has stated that the amount of BPA currently found in food containers is safe, some people remain cautious about using plastic during cooking.
Additionally, there are environmental concerns associated with using single-use plastic products, such as the contribution to the Great Pacific Garbage Patch. Some people also find it wasteful to use a large plastic bag every time they cook, just to save a few minutes on cleaning.
As an alternative to plastic slow cooker liners, some people recommend using compostable parchment paper or silicone kneading bags, which are safer and reusable. Others suggest simply soaking the removable slow cooker insert before washing or using oil or butter to prevent food from sticking.
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Some suggest using alternatives like silicone kneading bags or compostable parchment paper
Using plastic bags in a slow cooker is generally discouraged due to health and environmental concerns. Single-use plastic crockpot liners are advertised as convenient for easy cleanup, but they contribute to plastic waste and can be harmful to health. As an alternative, some people suggest using silicone kneading bags or compostable parchment paper.
Silicone kneading bags are reusable and made of food-grade silicone, which is BPA-free, environmentally friendly, and safe for use in various appliances, including ovens and microwaves. They are non-stick, making it easier to knead dough and clean up afterward. These bags can withstand a wide temperature range, typically from 40°C to 220°C or 230°C, making them suitable for use in slow cookers.
Compostable parchment paper is another option for lining slow cookers, especially when making cakes, breads, or delicate dishes. Parchment paper is treated with silicone to create a non-stick, moisture-resistant surface. It can withstand high temperatures, with most slow cookers not exceeding 300°F (149°C). However, parchment paper is not suitable for liquids as it needs to be emptied before removal, and it is not flame retardant, so it should not be exposed to open flames.
By choosing silicone kneading bags or compostable parchment paper, you can avoid the potential health and environmental risks associated with single-use plastic crockpot liners while still enjoying the convenience of easy cleanup and non-stick cooking.
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If you do use plastic liners, ensure they are the correct size and BPA-free
Slow cooker liners are single-use plastic bags that line the inside of a crock pot ceramic insert while cooking. They are designed to make cleaning easier and to protect the slow cooker from scratches and damage.
If you do decide to use plastic liners, it is important to ensure they are the correct size for your slow cooker. Getting the right size liner is important because you don't want to have to bunch up the bag inside a smaller pot or fold it over the outside of the pot. This can cause the bag to stick to the sides of the slow cooker, melt, or burn.
It is also important to use liners that are BPA-free. Bisphenol A (BPA) is a chemical compound found in various types of plastic food containers that has been linked to increased blood pressure, type 2 diabetes, and cardiovascular disease, among other health issues. While the U.S. Food and Drug Administration (FDA) has stated that the amount of BPA currently found in food containers is safe, it is still best to avoid liners that contain it.
Some popular options for BPA-free liners include Reynolds Kitchens® Slow Cooker Liners and Crock-Pot Slow Cooker Liners. These liners are made of an FDA-compliant, heat-resistant nylon material that is safe for use in slow cookers.
It is worth noting that some people have expressed concerns about the use of plastic in cooking, and there is ongoing research into the compounds found in plastics that come into contact with food. It is recommended to avoid using plastic liners in appliances other than slow cookers, such as ovens, stovetops, grills, rice cookers, and air fryers.
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Frequently asked questions
Plastic bags designed for use in slow cookers are generally considered safe to use. They are made from heavy-duty nylon resin that is built to resist high heat and are FDA-approved. However, some people choose to avoid plastic when cooking due to health and environmental concerns.
Plastic bags can make cleanup faster and easier, as you can simply throw them away after use. They can also protect your slow cooker from getting scratched or damaged from scrubbing.
Some people have reported a plastic smell or funky odour when using plastic bags in their slow cooker. Others have concerns about the environmental impact of single-use plastic bags. In addition, you should not use plastic bags in the slow cooker if your recipe requires extra browning.
Yes, there are a few alternatives to using plastic bags in a slow cooker. You can lightly oil or butter the inside of the pot before cooking, or use compostable parchment paper for cakes or breads. Silicone kneading bags are another option, as they are safe for cooking at high temperatures and can be reused.











































