Put on gloves (seriously, this makes cleanup much easier)
Split the halves into quarters, using the cut you made earlier
Take each cabbage leaf and spread paste onto it, down to the base. Coat generously
Fold the cabbage onto itself making a small pouch
Pack tightly into your fermentation container (ongi pot, crock, or plastic tub)
Press down firmly to eliminate air pockets
Any leftover paste can go on top