HEAT oven to 400'F. Cook ground beef and 1/2 cup of the onion in 10" skillet until beef is brown; drain.
Stir in barbecue sauce. Spoon into ungreased 13x9x2" baking dish; sprinkle with cheese.
STIR baking mix, milk and eggs until blended. Pour over beef mixture. Sprinkle with remaining onion.
BAKE 25-27 minutes or until crust is light golden brown.
Suggested Handi-Foil Products:
20394 – Cook-n-Carry 13x9 Utility Pans w/Lids
22002 – Ultimates® 13x9 Utility Pans