Preheat the oven to 475ºF and line two baking sheets with parchment paper and set aside. If you prefer to not use parchment you can spray the sheets with cooking spray.
Cook the bacon in a large skillet and crumble it into pieces after it cools.
Grate the cheese into a medium-sized bowl using the large holes of a box grater and set aside.
Using the same large holes of the box grater, grate the frozen butter into a small bowl and set aside.
In a large mixing bowl whisk the flour, cheddar cheese, crumbled bacon, parsley, baking powder, baking soda, salt, garlic powder, and pepper together until fully combined.
Add the butter to the flour mixture and stir to combine.
Pour the buttermilk into the flour mixture and use a wooden spoon to incorporate it. Finish using your hands to knead the buttermilk evenly into the mixture.
Place 3-inch sized balls of the dough onto the prepared baking sheet and cook for 14 to 18 minutes, or until the tops begin to turn a golden brown.