Sterilise Agee jar(s), lid and weight
Remove outer leaves (DO NOT DISCARD) of cabbage and wash then shred into a bowl.
Weigh the cabbage. You will need 2.5% of the weight of the cabbage in salt (for every 100 grams of cabbage, add 2.5 grams of salt)
Add salt to cabbage and rest for at least 2 hours (can be as long as 12 hours)
Pound the cabbage, kneading it until the juice runs freely
Pack into jars pushing down to remove any air pockets leaving around 4 to 5 cm at the top of the jar.
Using the outer cabbage leaf top off the mix and add a weight.
Close jar with an airlock and place in a cool dark place.
Fermentation will start in 2-3 days and be finished after 2-3 weeks. It is finished when it it tastes tangy or using a pH testing strip has a pH of 4
Switch the airlock lid for a standard one and refrigerate