
1) Dog 2) German 3) Herr 4) Weenie 5) Wiener 6) Wienerwurst
Found on
https://www.crosswordclues.com/clue/frankfurter

1) Everyday German culinary term 2) Famous jurist 3) Familiar German culinary term 4) FDR appointee 5) Former Supreme Court member 6) Frank 7) German culinary term 8) Hot dog 9) Hotdog 10) Sausage 11) Smoked sausage 12) Weenie 13) Wiener 14) Wienerwurst
Found on
https://www.crosswordclues.com/clue/frankfurter

highly seasoned sausage, traditionally of mixed pork and beef. Frankfurters are named for Frankfurt am Main, Ger., the city of their origin, where ... [2 related articles]
Found on
http://www.britannica.com/eb/a-z/f/56

A smoked and seasoned precooked sausage that is also called the 'hot dog,' 'wiener,' and 'frank.' These sausages, which can be made from beef, pork, chicken, or turkey, are America's most popular sausage.
Found on
https://www.encyclo.co.uk/local/20110

a small, cooked and smoked sausage of beef or beef and pork, with or without casing; hot dog; wiener.
Found on
https://www.infoplease.com/dictionary/frankfurter
No exact match found.