Split rolls; if tops are rounded, trim
lightly. Spread inside of tops with mustard. Arrange 2 cheese slices and 2
frankfurters on bottom half of each. Replace tops. Wrap 3-4 bacon slices spiral fashion
around each; secure with picks. Place, top down, on rack in shallow
pan. Bake at 400 for 5-8 minutes. Turn; bake 5-8 minutes more.