Absolutely, butter makes things taste so much better. Plus if you just got bread and meat, it can easily get stuck in your teeth. You need a condiment to make the sandwich easy to eat.
> “ boring lunch to me would just 2 slices of bread over just ham.”
Literally we’re talking about exactly that plus some fat. I don’t see how the fat all of the sudden makes it not boring. Especially given this is then eaten daily.