Here's another tip from my MIL. If you are looking for looser leaves in a head of cabbage, like for stuffed cabbage, pay attention to its core. The larger the core (the bottom where they slice off) the looser the leaves.
By Angellface
Freezing Cabbage
Using Frozen Raw Potatoes
Side Dishes That Go With Quiche?
Getting Rid of Cabbage Moths
Growing Chinese Cabbage
Garden Insects: Imported Cabbage Worms