Heat oil in large skillet on medium-high heat. Add peppers and onions; cook and stir 5 min. Add meat; mix well. Cook 10 min. or until browned, stirring occasionally; drain. Stir in barbecue sauce; simmer on medium-low heat 10 min., stirring occasionally.
Spoon into 9-inch pie plate; sprinkle with cheese. Prepare muffin batter as directed on package; spoon over cheese, completely covering cheese layer.
Bake 20 min. or until golden brown. Let stand 5 min. before serving.
Notes
BBQ Beef-Cornbread Pie
Meet your family's new favorite meat pie—made with ground beef, cheddar and BBQ sauce and baked until the cornbread topping turns golden brown.
Tip 1 - Prepare using your favorite variety of KRAFT Shredded Cheese.