B&M packs contain pork sauce, so it is not suitable ... There are many different brands of best canned baked beans out there for you to buy, but I highly recommend B&M because they taste amazing ...
You've probably been in this situation before. You have a recipe you want to cook (maybe a white chicken chili or a chana ...
Although there are better methods than this (that would be popping the dish into the microwave for about a minute and a half), reheating pork and beans in the oven will give you the best results.