On Jan 1, 11:19*am, aem > wrote:
> It's easy to believe that our way of doing things is universal even if
> it really isn't. *This week a casual friend dropped by just when I was
> making a tuna sandwich. *I spread the mayo on the bread and he was
> genuinely startled. *Why do you need extra mayo when the tuna salad is
> already mayo-based? *But you always put mayo on the bread, I said.
> Not when you're using tuna or egg salad with its own full ration of
> mayo, he said. *Everyone knows that, we both said, meaning opposite
> things.
>
> So, do you 'dress' the bread/toast first or just spread the tuna/egg
> salad on directly?
>
> What other 'everyone knows that' things have you discovered to be less
> than universal? * -aem

I never add mayo to bread when I'm making any kind of "salad"
sandwich. I, however, often do use butter as a spread on the bread.
(Grew up with butter, not mayo.)

N.