Pour 1 cup of baking soda and 1 cup of salt into a bucket and stir the ingredients together.
Add 1 cup of white vinegar to the bucket. The mixture will begin to foam.
Pour the foaming mixture into the clogged kitchen drain immediately.
Fill a large stock pot with approximately 2 qt. of water and bring it to a boil on your stove.
Pour the boiling water directly into the drain approximately 15 minutes after you add the foaming vinegar and baking soda mixture.