Cook and stir peppers and Onion in oil in large skillet on medium heat until tender. Add meat; cook until thoroughly heated, stirring occasionally. Fill rolls with meat mixture. Drizzle with CHEEZ WHIZ. Serve with catsup or pizza sauce. * Makes 4 servings * Variation : Substitute sliced Velveeta Pasteurized Prepared Cheese Product for CHEEZ WHIZ Cheese Dip. Prepare meat mixture as directed. Top with prepared Cheese product; cover. Continue cooking until prepared Cheese product is melted. Fill rolls with meat mixture and serve as directed.