White Castle restaurants recently sold promotional scented candles that smelled like its famous “slider” burgers, which are made by steam grilling them over a bed of onions. Their signature aroma is something any White Castle fan is sure to recognize, and the chain was betting that they would want that aroma around even without sliders to emit it. Hey, what could be more romantic than setting the mood with a candle that makes your house smell like a QSR kitchen? By the way, want fries ...

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