Originally Posted by
braslvr
That's true. In some burger joints that's exactly what their 'special sauce' is. It's funny though, the burger tastes completely different if it has mayo and ketchup on it separately instead of mixed, like BK among others.
Exactly! You can't put ketchup on one side of the bun and mayo on the other side. Those condiments must be mixed. I would say the proportion should be 2/3 ketchup, 1/3 mayo.