COVER each of 2 of the bread slices with 2 Singles; top with second bread slice.

SPREAD outsides of sandwiches with butter.

COOK in skillet on medium heat 3 min. on each side or until lightly browned on both sides. Cut each sandwich into 4 sticks. Serve with TACO BELL® HOME ORIGINALS® Thick 'N Chunky Salsa, jarred spaghetti sauce or ketchup for dipping.