Preheat your oven to 375°.
Grease your baking dish.
Add the BBQ sauce to the bottom of the dish and mix in the garlic powder. Spread to an even layer across the bottom.
Season both sides of the chicken well with salt and pepper.
Add the chicken into the baking dish and coat both sides with the BBQ sauce.
If using, sprinkle on the red pepper flakes and add in the sliced onion.
Bake for 15 minutes (depending on the thickness of the chicken.
Remove and on a layer of shredded cheese.
Bake until golden (5-7 minutes).
Remove and pair with your favorite sides. (We usually do potatoes and corn succotash.).
Enjoy!