Whisk together flour, sugar, baking powder, baking soda, salt, garlic powder, parsley and black pepper in a large mixing bowl. Stir in vegetable oil, buttermilk, sour cream, eggs and shredded cheese.
Spray a 12 cup muffin tin with cooking spray. Fill tins with batter. Bake in preheated 400 degree oven for 20 to 25 minutes until brown on top and centers test done.