Ingredients: cabbage, salt.

1. Remove the rotten leaves from the outside of the cabbage and put them in the sun for two days.

2. Wash the container and put the cabbage upside down into the container for compaction. Sprinkle a little salt on each layer to prevent cabbage from rotting.

3. find a suitable stone, wash it with boiling water, press the stone on the cabbage, and pour water into the container, so that the water will not overflow the cabbage. Press the stone hard with your hands and compact it.

4. Leave it in the shade for more than 40 days until the cabbage and water turn yellow.