Shirataki noodles are great in Asian noodle dishes, but people have used them in lots of other ways. Shirataki noodles come wet - packed in liquid. They are ready to eat out of the package. I usually just rinse them under hot water, cut them up a few times with kitchen shears, and add them to the dish I'm cooking. Supplements: As referred to above, the glucomannan powder can be taken in capsules as a supplement.