These are a couple I had saved. Also, if you go here http://pinterest.com...h/?q=dog+treats you will find tons. 
Peanut Butter Doggie Bones
Ingredients:
2 cups whole-wheat flour
1 Tablespoon baking powder
1 cup natural peanut butter
1 cup low-fat milk
Preheat oven to 375 degrees. In a bowl, combine flour and baking powder. In another bowl, mix peanut butter and milk. Add wet mixture to dry, and mix well.
Turn out dough on a lightly floured surface and knead. Roll out to 1/4-inch thickness and cut out shapes. Place on a greased baking sheet and bake 20 minutes or until lightly brown. Cool on a rack and store in an airtight container.