Cooking red beans in a pressure cooker can significantly reduce the cooking time compared to traditional stovetop methods. The exact time may vary depending on the type of pressure cooker you have and the specific recipe you're following. However, as a general guideline, cooking red beans in a pressure cooker usually takes around 20 to 30 minutes.
Keep in mind that factors like the age and size of the beans can also affect the cooking time. It's essential to follow a reliable recipe or the manufacturer's instructions for your pressure cooker model to achieve the best results. Additionally, don't forget to soak the beans overnight or use the quick soak method before cooking, as this can help reduce cooking time and improve digestibility.