HEAT oven to 400°F.
BROWN meat in large skillet on medium-high heat; drain. Stir in seasonings and beans; cook 5 min., stirring occasionally.
PLACE tortilla in 9-inch pie plate sprayed with cooking spray, with edge of tortilla extending over side of pie plate. Fill with meat mixture.
BAKE 10 min. or until heated through; top with Singles. Bake 2 min. or until Singles are melted.