1)Get together a few items your dog might like to chew on, your clicker and some good treats like cheese or turkey.
2)Have a piece of food ready in your other hand as you encourage your dog to chew on one of the objects
3)Try to get her to pick up the object again so you can continue practicing, but beware that once your dog knows there are treats involved she may want to keep her mouth free for eating!
4)Repeat the process in #2 exactly, but this time you will be sneaky and won't actually have the treat in the hand that you put close to her nose ("empty fingers").
5)Get your hard chew again and some really fresh yummy treats (meat or cheese).
6)Practice the "drop it" with real-life objects around that she enjoys but are not allowed such as