A few years back, kale was dubbed as a "superfood" - but what about the humble, inexpensive cabbage that was a staple for my grandparents ? And just how "super" is kale?
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Kale vs Cabbage by the Numbers
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A few years back, kale was dubbed as a "superfood" - but what about the humble, inexpensive cabbage that was a staple for my grandparents ? And just how "super" is kale?