Grind the dog food into flour consistency in a food processor or blender.
Mix dog food, carrots, yogurt, and baby food in a medium size bowl.
Add the flour and the baking powder, mix well.
Take a ball of dough and place on flat, floured surface. Roll the dough out to approximately ¼ inch thick.
Use cookie/fondant cutters to cut out shapes. Place on cookie sheets.
Bake 350 degrees for 15 minutes, flip over bake for another 15 minutes.
Place on cooling rack to cool.
Store in airtight container