The answer to this question is yes, but with some caveats.
Safety First
Cans are made from metal, which is a conductor of electricity and heat. When microwaving food in cans, you must be sure to remove the lid or label and puncture any plastic lining inside the can to allow steam to escape. Failure to do so could result in an explosion of hot food and liquid inside your microwave.
Canned Food Quality
Canned food is often packaged with preservatives that can affect how it tastes and how healthy it is for you. The longer canned food sits on a shelf, the less nutrients it contains and the more unhealthy additives it may contain. Therefore, if you’re going to cook canned food in a microwave, make sure that it’s relatively fresh and not expired or close to expiring.
Cooking Times
When microwaving canned food, make sure to follow instructions on the label as far as cooking times are concerned. Some cans may require more time than others depending on their size and ingredients. If you are unsure about cooking times for a particular product, consult a reliable source before microwaving it.
Conclusion
In conclusion, yes you can cook canned food in the can in the microwave as long as safety precautions are taken such as removing lids or puncturing plastic liners and following cooking times from reliable sources. However, be aware that due to preservatives added during packaging, canned food may not be as nutritious as fresh or frozen produce so try to choose options that are relatively fresh before microwaving them.