The great Kislev debate

Everybody agrees that latkes are served on Hanukkah.
However, not everybody agrees on the appropriate latke topping.
 
Sour Cream or Apple Sauce?
 
In keeping with Talmudic tradition of pilpul, here are well-reasoned arguments for each:
http://blogs.rj.org/reform/2010/12/the-big-debate-applesauce-vs-s.html