Preheat oven to 325°
Line baking sheet with parchment paper or a silicone baking mat.
In a large bowl, combine peanut butter, egg and milk.
Whisk until smooth.
Add the flour and baking powder. Use your hands to work in the flour.
Mix in oats, bacon and cheese. Use your hands to fully combine.
Using a rolling pin on a lightly floured surface, roll dough to 1/4 inch thick.
Cut treats into shapes and arrange on baking sheet,
Bake for 18-20 minutes, until lightly browned.
Remove from oven and flip treats over.
Place back in oven for 10 minutes.
Allow treats to fully cool on cooling rack before giving them to your pupper.
Store in an airtight container at room temperature.