Originally Posted by
BamaVol
Huh. I’ve spent most of my 66 years in the US and have never heard of mayo used on grilled cheese sandwiches instead of butter or margarine. This sounds disgusting but implausible.
Originally Posted by
TGarza
You have me on years but I have never had a grilled cheese with mayonnaise in all my years living in the US.
Grilled cheese sandwiches are often made with mayo as a browning/crisping agent. You may not make it that way yourself, but if you've ever ordered a grilled cheese in a restaurant, there's a good chance you did eat one with some mayo on it.
Among many recipes (and debates) online, see for example:
https://www.today.com/food/martha-st...e-ever-t105748