What does prepared mean on a can of baked beans?

"Prepared" on a can of baked beans means that the beans have been cleaned, sorted, cooked, and canned. They may also have been seasoned or flavored with salt, sugar, spices, or other ingredients. Prepared baked beans are ready to eat and can be heated up in a variety of ways, such as on the stovetop, in the microwave, or in a slow cooker.