You probably couldn't go wrong with either, but 2 cups of superfine sugar sounds like Nigella's cake would be too sweet. That said, more than 10K positive reviewers is quite an endorsement. I like Cooks "Why this recipe works" explanation of ingredients and malt frosting makes it seem more interesting. Not you having to run out to find malted milk powder.Here are the ingredients for Nigella's NYTimes recipe:
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And here are the ingredients for the Cook's Illustrated version:
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