*Place cereal in plastic bag or between sheets of waxed paper or plastic wrap; crush with rolling pin. Or crush in blender or food processor.
If you prefer, you can use ground turkey breast instead of extra-lean ground beef. In step 3, cook ground turkey just until no longer pink.
Slice a small piece off of the bottom of each pepper “shell” so that the pepper halves balance easily in the baking dish. Be sure not to cut all the way through the pepper skin, or the filling will leak.