This post may contain oreo mooncake links. In Japanese cuisine, it is the key ingredient for making ramen noodles.
On the other hand, this problem can easily be remedied by using baked baking soda. Homemade kansui Making baked baking soda is easy. Line a baking tray with aluminium foil. Spread baking soda on the foil and bake for 1 hour. The baking soda will lose about one third of its weight and you’ll gain a stronger alkali. Do not touch it with your bare hands.
It will cause irritation to sensitive skin. Transfer baked baking soda to an airtight jar to prevent it from absorbing moisture from the air. Feeling uncomfortable about using an alkaline solution in food? To read more about baked soda, please refer to this article.