Heat oven to 400°F. Spray 9" glass pie plate with cooking spray.

In skillet brown beef and onion over medimum heat, stirring occasionally. Drain. Stir in salt & pepper sauce. Spread in pie plate & sprinkle with cheese.

In a separate bowl, combine remaining ingredients until well blended. Pour over mixture in pie plate.

Bake until a knite inserted in the center comes out clean. (About 25 minutes).