When people in 48 of America&#x27;s 50 great states hear &quot;tenderloin,&quot; they probably think filet mignon. Then there&#x27;s Indiana and Iowa, where the word means a crisply fried juicy cutlet of pork loin on a pillowy hamburger bun. Here&#x27;s where you can get the best tastes of Austrian schnitzel transformed into deep-fried Americana.