I think it's the bun, Hiawawa. Remember that stuff I found on bromide and hearing loss oh-so-long-ago?
The cheese, too. No doubt dairy creates mucus.
I can feel it in my ears when I eat something "bad", too.
And yeah, let's do a spring cleanse together:) It's spring here, anyway. At least this week. It could be winter again next week though, such is life in the mountains...