The Atlantic: Do people crave foods their moms ate during pregnancy?

Every couple of months, a 21-year-old Chicagoan named Erynn Nicholson will scoop some vanilla ice cream into a bowl, crumble a fistful of Ruffles potato chips on top, and then mix it all together. Then she’ll call or text her mom. “I always let her know I’m eating our snack,” she told me.

Ice cream with potato chips has been their snack since before Nicholson was born—when she was still in the womb, her mom ate it regularly. The dish has carried special meaning for her for as long as she can remember, and while it’s not her “favorite favorite” food, “it’s in its own little category,” she said…

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