I was more shocked to discover that only white people eat potatoes.

Someone should faux take your comment seriously and insert a link about the origin and history of potatoes and how they come from South America and were first cultivated by South American indigenous peoples.

Oh, hey, look, linky:

https://www.potatogoodness.com/potato-fun-facts-history/

It's only worth talking about when the upper classes do it.

Nobody is going to write about inviting your friends over to down PBR while you burn pallets on a frozen lake.