Whether you can wash pans in the dishwasher with or without soap depends on the specific type of pan and its care instructions. Here are some general guidelines:
Nonstick pans: It is generally not recommended to wash nonstick pans in the dishwasher, especially those with a Teflon coating. The harsh detergents and high heat in the dishwasher can degrade the nonstick surface over time, reducing its effectiveness. It's best to hand wash nonstick pans using mild dish soap and a soft sponge.
Cast iron pans: It is generally advised to avoid putting cast iron pans in the dishwasher. The high heat, strong detergents, and prolonged exposure to water can strip the seasoning and promote rusting. Instead, clean cast iron pans by hand using minimal water and a brush or non-abrasive scrubber. Dry the pan thoroughly and apply a thin coat of oil to protect it.
Stainless steel pans: Most stainless steel pans are dishwasher safe. However, keep in mind that frequent exposure to the dishwasher may cause the stainless steel finish to dull or develop water spots over time. Additionally, some stainless steel pans may have an aluminum or copper core, which can be susceptible to corrosion in the dishwasher. To maintain the shine of stainless steel pans, hand washing with soap and water is recommended.
Copper pans: Copper pans are generally not dishwasher safe. The dishwasher can cause the copper to tarnish and lose its luster. It is best to hand wash copper pans using a mild copper cleaner or a mixture of salt and vinegar.
Other types of pans: Pans made of materials like aluminum, anodized aluminum, or enamel-coated cast iron may be dishwasher safe. However, it's still a good idea to check the manufacturer's instructions to be sure.
In summary, it's important to refer to the specific care instructions provided by the manufacturer of your pans. While some pans are dishwasher safe, others may be better off being hand washed to maintain their quality and longevity.