Asian pears. I love the things, but they go for almost 3 dollars each here, so I never get to buy them.
Irish Guinness Cheddar. My favorite cheese, and it looks so cool! Here's a pic:
Again, entirely too expensive.
And finally, cream. Whenever I'm buying cream, I'm making something special. I try to keep it mostly out of our diet, but if I'm buying it, I'm cooking a meal that's going to be awesome.