I found the "Secret Recipe" somewhere on the net, but it's just the spices.
Hope this is of some help to you!
KFC Secret Recipe, by Randy.
4 c. flour
1 t. salt
1 t. thyme
1 t. basil
1 t. oregano
2t. gr. ginger
4 t. garlic salt
2 tbs. celery salt
2 tbs. black pepper
2 tbs. dry mustard
6 tbs. MSG
8 tbs. paprika