1. Take 1 water cup, and scald the cup with 80℃ hot water first. Put mustard in a cup, pour boiling water at about 80℃ to melt mustard and mix well. Cover and stew.

2. Mix mustard with warm water, then add a little sesame oil, vinegar, sugar and salt, mix well and let stand for 2 hours. If mustard oil is used, first untie sesame paste with a little water, add seasoning, add mustard oil, mix well and pour it on dried squid.