1, usually soaked in clean water for 6-7 hours, or soaked in rice washing water for 2-3 hours.

2. In addition to soaking, you can also steam it in a pot for 20-30 minutes. The protein of kelp silk contains all kinds of amino acids with proper proportion, and contains essential amino acids for human body. Kelp can be used not only as a dish, but also as a variety of food with unique flavor. Kelp is an ideal natural marine food with low calorie, moderate protein and rich mineral content.