Potato

"La manie des Pommes de terre."

"When people live on poor vegetables instead of roast beef and plum-pudding, their jaws grow large, and their lips grow coarse, like the poor Paddies who eat potatoes."

"In the matter of ‘roots’, especially potatoes, the Gaffer was recognized as the leading authority by all in the neighbourhood (including himself)."

"Sam: What we need is a few good taters. Gollum: What's "taters", precious? What's "taters", eh? Sam: Po-ta-toes! Boil em, mash em, stick 'em in a stew. Lovely big golden chips with a nice piece of fried fish."