Preheat oven to 350°F
Chop onion
Heat oil in skillet on medium heat
Mix barbecue sauce, pepper, and garlic powder in a bowl
Add cheese
Stir thoroughly
Add chopped onion to oil in preheated skillet
Stir for two minutes
Add ground beef to the onions and oil
Cook beef for 10 minutes, stirring occasionally
Remove skillet from heat
Spray muffin pan with cooking spray
Open biscuits and place one biscuit into each muffin space
Press biscuits downwards and along sides so they conform to the shape of the muffin tin
Add ground beef to barbecue mixture
Stir so everything is mixed well
Spoon meat mixture into biscuits shaped like cups
Use all the meat mixture, mounding over biscuits as necessary
Bake for 10-12 minutes in preheated oven
Serve