I would try Yorkie Yummies (My dogs give 2 paws up we love them)
FoxyPups - Yorkie Yummies - Yorkie treats http://www.yorkietalk.com/forums/yor...-now-open.html
Diggy Kisses would be great as well ( we love these to my dogs devoured them)
http://www.yorkietalk.com/forums/yor...eats-more.html
Also Cherios, honey comb cereals
And I love these treats as well they are small and soft you can break them if you want my 2 love them and they come in a smaller bottle for like $1.99 to.
Nature's Recipe Training Treats - Treats & Biscuits - PetSmart