Preheat oven to 350°F / 177°C / Gas mark 4.
Measure 2 cups of oats, then pour them into a food processor. Let machine run for 2 - 3 minutes, until oats are almost flour consistency with a few big pieces left.
Add oats to medium bowl, then add turmeric and black pepper. Stir to combine spices with ground oats.
Whisk egg, then add it to the oat mixture with the coconut oil and pumpkin purée.
Using a rubber spatula, mix dough until it is uniform.
Line a baking sheet with parchment paper and set aside. Use a small cookie scoop or a tablespoon measure to portion out treats, placing them on the lined baking sheet.
Using wet fingers, press the tops down to flatten slightly.
Bake for 18 minutes for chewy and soft treats. (See notes for crunchy, drier treats)
Cool completely before feeding to your pup.