HEAT oven to 400°F.
BROWN ground beef with bacon and onions in large skillet; drain. Stir in Cheez Whiz; cook until melted, stirring frequently. Cool 10 min.
UNROLL dough onto baking sheet sprayed with cooking spray. Press into 14x7-inch rectangle, firmly pressing seams and perforations together to seal. Cover with meat mixture. Roll up dough, starting at 1 long side. Rearrange, if necessary, so roll is seam-side down on baking sheet.
BAKE 20 to 25 min. or until golden brown.