BY JANET STEINBERG  Part 3 of a Series Hot Browns and Po-Boys…fried green tomatoes and bourbon pie!   The dining scene in small-town Frankfort, Kentucky (the 4th smallest capital city in the US) is down-home, yet down right delicious. On a recent visit, I did not find sophisticated restaurants with Michelin stars, starched linen tablecloths, and white-gloved waiters.  However, what I...