As a prelude to the new food "pyramid" that is to make an appearance, now a "pie", a look at the old in an exhibition, “What’s Cooking, Uncle Sam?”, at the National Archives:
Long before the makers of fatty crackers tried to sell Americans on their nutritional value, the government was pushing enriched white bread as a fantastic source of vitamin B1, through public service ads displayed here. The ever-evolving food pyramid was presaged by a nutrition chart that counted butter as its own food group.
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