Preheat oven 450 F.
Line a baking sheet with parchment paper and set aside.
In a large bowl whisk together flour, baking powder, sugar, salt, garlic powder, Old Bay seasoning, and onion powder.
Grate in the butter. Whisking occasionally to keep the butter from clumping.
Cut the butter into the flour.
Stir in the shredded cheese.
Add the buttermilk and stir gently JUST until incorporated. (batter should be wet, add more buttermilk if needed)
Scoop out 1/4 cup of dough and place 2 inches apart on baking sheet.
Bake for 12-14 minutes
While biscuits are baking, make the butter spread by combining melted butter, garlic powder, old bay and fresh parsley.
When biscuits comes out of the oven, brush immediatly with butter mixture.