Basically ketchup and
mayonnaise mixed together, this is what everybody eats on their hamburgers, hotdogs, as well as on many other kinds of sandwiches as of the year 2006 to present day. This "Sauce" seems to have outcompeted the Ketchup and
Mustard mixture since at least the year 2005. Pretty much this is the
popular trend for all sandwiches and other dishes.
In The 1970's through the early 2000's, "Ketchutard" was the mixture of
choice for all sandwiches and many other dishes, now Beginning from
2005 to
2008, Mayochup is the preference for all the above said foods.