Now Eat This!: 150 of America's Favorite Comfort Foods, All Under 350 Calories

The dirty little secret about Penne alla Vodka is not the vodka but the hefty amount of heavy cream. Vodka is colorless, odorless, and without much flavor?not really attributes of a superstar ingredient. It?s the combination of cream and tomato sauce that gives this dish its signature flavor. The traditional cream is swapped here for low-fat Greek yogurt. --Rocco DiSpirito

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