BBQ Biscuits

This is one of our family's favorite meals! Alan and Carter both request it frequently. I made it last time with reduced fat biscuits, and it didn't turn out as well though :(

BBQ Biscuits
1 pkg grands biscuits – cut each in half
1 lb ground beef
Sauce:
½ c ketchup
3 tbs brown sugar
1 tbs cider vinegar
½ tsp chili powder
Brown ground beef, drain – mix sauce with meat. Push half biscuit into greased muffin tins. Pour meat on top, sprinkle with cheese. Bake at 350 for 18-20 minutes.