Preheat oven to 350º
Line two cookie sheets with parchment and set aside.
In the food processor, grind flax seeds to a powder. Add rolled oats and blitz until a floury texture is achieved.
Add the sweet potato and blitz to combine. Add water as necessary to achieve a well-mixed dough.
If the dough is way too sticky to work with, you can cover and refrigerate to give the flax time to finish expanding.
Use additional flour to roll out the dough,
Cut out cookies and place on parchment-lined baking sheet.
Bake for 20 minutes or until golden brown.
*Optional: Beat one egg and apply to cookies with a pastry brush prior to baking.
Find it online: https://www.rover.com/blog/5-ways-add-flax-seed-dogs-diet/