Black garlic: A number of chemical processes transform this humble ingredient during aging. For instance, the garlic picks up caramel notes during browning. Hints of dried fruit come out. And natural microbes on the garlic bulb can ferment, creating more distinct flavors.
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Why is it National Deep-Dish Pizza Day or National Splurge Day, or maybe National Watermelon Day? Our Planet Money podcast tries to find out who or what is behind all the new strange holidays.
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