The process of building up a natural nonstick coating on a cast iron skillet takes time and multiple seasoning cycles. Each seasoning cycle involves applying a thin layer of oil or fat to the skillet's surface and heating it to a high temperature. Over time, this process helps create a smooth, polymerized layer that enhances the nonstick properties of the cast iron.
The exact time it takes to develop a fully seasoned and nonstick cast iron skillet can vary depending on several factors, such as the frequency of use, the type of oil or fat used, and the specific cooking techniques employed. In general, it can take several months or even longer to achieve a well-seasoned skillet.
During the seasoning process, each layer of oil or fat applied to the skillet helps contribute to the development of the nonstick coating. It's important to be patient and allow each layer to properly bond and solidify before applying the next one. Multiple rounds of seasoning (typically around 3-5) are often recommended to achieve a desirable level of nonstick performance.
Remember to use and maintain the skillet regularly by cooking with it, cleaning it properly (avoiding harsh detergents), and applying a thin coat of oil after each use. This continuous usage and maintenance will contribute to the ongoing development and improvement of the skillet's nonstick properties.